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Bietrun

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When purchasing a product, price is the consumer's primary concern. At present, Bietrun has 86 products for sale. Bietrun products range in price from $17.99 to $186.99, and the average price of all the products is about $51.47.

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Last Updated: Jan 10, 2026

Bietrun Wireless Microphone Headset, UHF Wireless Headset Mic System, 160ft Range,1/8'' and 1/4'' Plug, for Speakers, Voice Amplifier, PA System(Not Supported AUX/iOS)

Wireless Headset Microphones & Systems
Bietrun Wireless Microphone Headset, UHF Wireless Headset Mic System, 160ft Range,1/8'' and 1/4'' Plug, for Speakers, Voice Amplifier, PA System(Not Supported AUX/iOS) Cover
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Wireless microphone headset system: Only for Mic Jack, not Aux Jack, otherwise no sound Built-in high sensitivity condenser microphone, transmission distance upgrade to 160 Feet (50m) Signal StabilityNo DelayNo Radiation Anti-Howling Anti-Jamming Constant Frequency Clearer Sound Quality. Compatible voice amplifiers, multimedia. It is a portable Karaoke equipment.(Excludes Amp＆Not supported Iphone, bluetooth speaker, PC and Laptop) Obtained by FCC test.
Easy to use: Please turn on the transmitter and receiver power switches, the blue light will flash for approximately 2s. Indicator light stops flashing after a successful match, then you can use it. No further operation. Headset and handheld is 2 in 1 design, easily change the handheld mode to headset mode to meet your needs. Not supported Android Phones, Iphones, Macbooks, Laptop, Bluetooth Speaker.
Charge and work of wireless microphones: The transmitter and receiver are built-in 400 mah rechargeable lithium-ion batteries that can offer about 6 hours working time. Usb cable has two micro USB V2.0 to charge for the transmitter and receiver simultaneously. Fully charge is only 2.5 hours. Perfect Application: The plug on the receiver is 3.5mm. For 6.35mm amplifiers, please use the additional 6.35mm adapter（included）to connect more equipments.
Using multiple wireless microphone simultaneously: Please refer to the user manual to channel switching( Max 15 Channel ) in (Part 4 Advanced Operations To 4.2 Note B, Page 8) Otherwise there maybe noise or no sound. Use up to 15 microphone headset at the same time. Built-in cardioid polar pattern condenser microphone, widely applied to conference, speech, Web podcast, outdoor Live, Yoga instructor, voice amplifier, dancing instructor, promotion, game etc.
What if can't pair or no sound: 1, Turn off the receiver and transmitter 2, Turn on the transmitter（Handheld Microphone), blue light is on, long press “+ ” to flash the blue light 3, Turn on the receiver and wait for connection 4, The blue lights of the transmitter and receiver stop flashing, the connection is successful.

Bietrun Wireless Microphones with Echo,Treble,Bass&Bluetooth,160FT Range,Portable UHF Handheld Karaoke Dynamic Microphone System with Rechargeable Receiver for Karaoke,Singing,Amp,PA System,DJ,Stage

Wireless Microphones Wireless Microphone System
Bietrun Wireless Microphones with Echo,Treble,Bass&Bluetooth,160FT Range,Portable UHF Handheld Karaoke Dynamic Microphone System with Rechargeable Receiver for Karaoke,Singing,Amp,PA System,DJ,Stage Cover
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160 FEET LONG DISTANCE WIRELESS MICROPHONES: Built-in Newly designed UHF wireless core, transmission distance upgrade to 98ft (30m). Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency.
WIRELESS MICROPHONE SYSTEM WITH ECHO/TREBLE/BASS: The wireless karaoke microphone has echo, treble, bass control button, so you can choose different sound effects according to different songs.
PLUG AND PLAY: The microphone and receiver will automatically connect. Using the Receiver Plug In equipment with 1/4 inch Mic input, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, Mixers, Audio Interfaces, truck speaker system, Dome speaker system etc.
BATTERY AND DISPLAY: The chargeable receiver is built-in 1200mAh rechargeable lithium-ion battery,work time up to 7 plus hours with charging time 3-4 hours. The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
PERFECT DYNAMIC MICROPHONES PERFORMACE: Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). When uses, the mouth should be close to the top of the microphone to loud voice. for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.
15 ADJUSTABLE CHANNELS: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)

Bietrun Rechargeable Wireless Microphone, Dual Metal Cordless Handheld Dynamic Wireless Mics with 1/4'' Output for Karaoke, Meeting, Singing, Church, Wedding(UHF 240ft Range)(Receiver with Bluetooth)

Wireless Microphone System Kids' Microphones
Bietrun Rechargeable Wireless Microphone, Dual Metal Cordless Handheld Dynamic Wireless Mics with 1/4'' Output for Karaoke, Meeting, Singing, Church, Wedding(UHF 240ft Range)(Receiver with Bluetooth) Cover
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Rechargeable Microphone: No need to purchase additional AA batteries. Microphone and receiver are built-in 1200mAh rechargeable lithium-ion battery. Working time up to 7 hours plus with charging time of 3 to 4 hours. Charging cable is included in the package, supports charging the dual microphones and receiver in one cable at the same time. Cool LED ring light (runs in green, charges in red) and an upgraded clear white LED display.
UHF Wireless Microphone (Pro): The microphone adopts UHF frequency band (use legal signal bands with US FCC ID), open place: UHF distance 240ft/75m, signal stability. Receiver with Bluetooth, or as a Bluetooth receiver to play music on old speakers. Turn on the receiver, search the Bluetooth name: Bietrun, play your karaoke music. Bluetooth(10m).
Dynamic Vocal Microphone: Built-in dynamic unidirectional microphone core (dB value: 95dB/Audio signal: 48Khz/Frequency response: 50Hz - 16Khz), Vocal built-in boost circuit design is clearer. The outer shell of the microphone is alloy material which is harder, lighter and more wear-resistant, this microphone has a better weight and grip experience. for conference, speech, web podpodpodcast, instruction, church, family party, opening ceremony, dance instructor, promotion, etc.
Easy to use and 15 adjustable channels: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)
Multiple Compatibility: Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") microphone interface. Compatible with party speaker, singing machine, amplifier, PA system, audio interface, truck speaker system, dome speaker system and more equipment with microphone input.

Bietrun Wireless Microphone with Echo/Treble/Bass, UHF 160ft Range, Dual UHF Cordless Dynamic Mic Handheld Microphone System for Home Karaoke, Meeting, Party, Wedding(Receiver with Bluetooth)

Wireless Microphone System Kids' Microphones
Bietrun Wireless Microphone with Echo/Treble/Bass, UHF 160ft Range, Dual UHF Cordless Dynamic Mic Handheld Microphone System for Home Karaoke, Meeting, Party, Wedding(Receiver with Bluetooth) Cover
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160 FEET LONG DISTANCE WIRELESS MICROPHONES: Built-in Newly designed UHF wireless core, transmission distance upgrade to 160feet (50M). Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency.
WIRELESS MICROPHONE SYSTEM WITH ECHO/TREBLE/BASS: The wireless karaoke microphone has echo, treble, bass control button, so you can choose different sound effects according to different songs.
PLUG AND PLAY: The microphone and receiver will automatically connect. Using the Receiver Plug In equipment with 1/4 inch Mic input or 1/8 line in. E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, Mixers, Audio Interfaces, truck speaker system, Dome speaker system etc.
BATTERY AND DISPLAY: The receiver runs on 5V DC power with no built-in battery, eliminating the hassle of battery maintenance. The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
PERFECT DYNAMIC MICROPHONES PERFORMACE: Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). When uses, the mouth should be close to the top of the microphone to loud voice. for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.
15 ADJUSTABLE CHANNELS: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)
[Packing list]: 2*RCA cable, 1*3.5 mm cable, 1*6.5 mm cable,1*UL certification Adapter, 1*receiver, 2* microphone, 1*USB cable.

Bietrun XLR Wireless Microphone, UHF Dual Handheld Dynamic Metal Mic Set with Rechargeable Receiver, XLR to 1/4'' Adapter, for Karaoke, Church, Wedding, Party Singing(160 ft Range)(Auto Connect)

Wireless Microphone System Kids' Microphones
Bietrun XLR Wireless Microphone, UHF Dual Handheld Dynamic Metal Mic Set with Rechargeable Receiver, XLR to 1/4'' Adapter, for Karaoke, Church, Wedding, Party Singing(160 ft Range)(Auto Connect) Cover
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160 FEET LONG DISTANCE WIRELESS MICROPHONES: Built-in Newly designed UHF wireless core, transmission distance upgrade to 160 feet (Open place). Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency.
PLUG AND PLAY: The microphone and receiver will automatically connect. Using the Receiver Plug In equipment with XLR or 1/4 inch Mic input, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, Mixers, Audio Interfaces, truck speaker system, Dome speaker system etc.The handheld mics with all Metal Design, which is harder, lighter and more wear-resistant.
PERFECT DYNAMIC MICROPHONES PERFORMACE: Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). When uses, the mouth should be close to the top of the microphone to loud voice. for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.
BATTERY AND DISPLAY: The chargeable receiver is built-in 1200mAh battery for 7 hours use time when fully charged in 4-5 hours. The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
15 ADJUSTABLE CHANNELS: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)

Bietrun Wireless Microphone, Professional UHF Metal Dual Handheld Cordless Dynamic Mic System Set with Rechargeable Receiver, 1/4‘’Output, Plug and Play, Instrument-Wireless-Mics for Karaoke, Wedding

Wireless Microphone System Kids' Microphones
Bietrun Wireless Microphone, Professional UHF Metal Dual Handheld Cordless Dynamic Mic System Set with Rechargeable Receiver, 1/4‘’Output, Plug and Play, Instrument-Wireless-Mics for Karaoke, Wedding Cover
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Long Distance Wireless Karaoke Microphone: Wireless Distance Upgrade To 160 Feet (50m), Upgraded the microphone manufacturing process with Signal StabilityNo DelayNo RadiationAnti-HowlingAnti-Jamming Constant FrequencyDistortion
Plug And Play, Easy To Use: Can Only Plug In equipment with Mic input, Can't Plug In AUX input, Otherwise No Sound.(Not Compatible with Bluetooth Speakers and Laptop)For With Mic input Speaker, Singing Machine, Audio Amplifier, Pa System, Mixer, Voice Amplifier And More Streaming Multimedia Equipment..The Display Can Show The Battery Power And Signal Strength In Real Time, Don'T Worry About Suddenly Not Working.
Microphone Battery Powered and Rechargeable Receiver: The Microphone Does Not Come With Any Batteries, We Recommend Using 2 AA Amazon Alkaline Batteries. Correctly install the battery + - direction.the receiver should be charged for 5 hours before the first useLong Press and hold the Mic and Receiver buttons to power on, The Chargeable Receiver Is Built-In 650 Mah Battery For 4 Hours work Time And Fully Charged In 3 Hours.
Unidirectional Microphone: Built-In Professional Moving-Coil Unidirectional microphone core, when uses, the mouth should be close to the top of the microphone to loud voice for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.If You Use Multiple Mic At The Same Time or Noise, Please Switch Channels(Open the mic battery cover, click the“HI LO”button), Make sure each mic channel number is different and the channel numbers are far apart.
Quick Troubleshooting: 1.Make sure you have enough power for the mic and receiver. 2.Connecting equipment with MIC input, not other interfaces. 3.If you find no sound from the mic, you need to re-pair.1.Turn off the receiver and mic.2. Open the mic battery cap.3. Press and hold the mic(HI LO)button for 10s+ until the display channel flashes.4. Quick turn on receiver, wait for the mic channel display to stop flashing, and the blue light of the receiver is always on, ready to use.

Bietrun 4-Channel Wireless Microphones System with 4 Rechargeable Handheld Mics, UHF Metal Dynamic Cordless Mics for Karaoke, Singing, Church, Family Theater(Auto Connect/295FT Range/Fixed Frequency)

Wireless Microphones Wireless Microphone System
Bietrun 4-Channel Wireless Microphones System with 4 Rechargeable Handheld Mics, UHF Metal Dynamic Cordless Mics for Karaoke, Singing, Church, Family Theater(Auto Connect/295FT Range/Fixed Frequency) Cover
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4-Channel Professional UHF Wireless Microphone System: Bietrun 4 mics system adopts 2023 latest Surface Acoustic Wave(SAW) signal connection technology, The connection distance is about 295 feet (90 Meters). without dropouts, hiss, or feedback. Clear VoiceStable signal high-quality sound With UHF Selectable frequency band(Use lawful signal bands(500 - 599Mhz) with US FCC ID), With 5 adjustable frequencies per mic, without worrying about interference.
Rechargeable Four Handheld Microphones: No AA battery needed. The microphones are built-in 1200mAh rechargeable lithium-ion battery, work time up to 7 plus hours with charging time 3-4 hours. The dual charging cable is included, support 2 microphones charging simultaneously. The receiver has a UL-Certified plug.Long press the "PWR·VOL" button on the microphone to turn on the mic.
Pro-Clear Vocals Dynamic Mics: Built-in dynamic unidirectional microphone core (95dB±2dB), Crisp, clear sound.without dropouts, hiss, or feedback. Cool led light ring (working in green,charging in red), fashionable clear white led display.ideal for church, conference, speech, web podcast, Yoga instructor, family party, opening ceremony, dancing instructor, promotion etc.
Plug and Play, easy to setup: The receiver has 6.35mm Mic and XLR A/B/C/D 4 channels output. You can choose 6.35mm cable(included) or XLR cable(Not included) you need to connect the other side to Partybox, Speaker, Amplifiers, DJ, Audio Mixers, PA system, Karaoke Machine, Multi-Media Equipment, Etc.
Packing List: 4* Microphone(A,B,C,D), 1*Receiver, 2* Charging Cable,1*Adapter, 4*Microphone Antenna, 1*User Manual, 1*6.35mm to 6.35mm Cable.

Bietrun Wireless Microphone Only for Mic Input, UHF Metal Dynamic Handheld Multipurpose Mic with Rechargeable Receiver (Work 4hs), 160ft Range, for Karaoke Machine, Amplifier Speaker, Mixer, Church

Wireless Microphone System Kids' Microphones
Bietrun Wireless Microphone Only for Mic Input, UHF Metal Dynamic Handheld Multipurpose Mic with Rechargeable Receiver (Work 4hs), 160ft Range, for Karaoke Machine, Amplifier Speaker, Mixer, Church Cover
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Long Distance Wireless Karaoke Microphone: Wireless Distance Upgrade To 160 Feet (50m), Upgraded the microphone manufacturing process with Signal StabilityNo DelayNo RadiationAnti-HowlingAnti-Jamming Constant FrequencyDistortion
Plug And Play, Easy To Use: Can Only Plug In equipment with Mic input, Can't Plug In AUX input, Otherwise No Sound.(Not Compatible with Bluetooth Speakers and Laptop)For With Mic input Speaker, Singing Machine, Audio Amplifier, Pa System, Mixer, Voice Amplifier And More Streaming Multimedia Equipment..The Display Can Show The Battery Power And Signal Strength In Real Time, Don'T Worry About Suddenly Not Working.
Microphone Battery Powered and Rechargeable Receiver: The Microphone Does Not Come With Any Batteries, We Recommend Using 2 AA Amazon Alkaline Batteries. Correctly install the battery + - direction.the receiver should be charged for 5 hours before the first useLong Press and hold the Mic and Receiver buttons to power on, The Chargeable Receiver Is Built-In 650 Mah Battery For 4 Hours work Time And Fully Charged In 3 Hours.
Unidirectional Microphone: Built-In Professional Moving-Coil Unidirectional microphone core, when uses, the mouth should be close to the top of the microphone to loud voice for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.If You Use Multiple Mic At The Same Time or Noise, Please Switch Channels(Open the mic battery cover, click the“HI LO”button), Make sure each mic channel number is different and the channel numbers are far apart.
Quick Troubleshooting: 1.Make sure you have enough power for the mic and receiver. 2.Connecting equipment with MIC input, not other interfaces. 3.If you find no sound from the mic, you need to re-pair.1.Turn off the receiver and mic.2. Open the mic battery cap.3. Press and hold the mic(HI LO)button for 10s+ until the display channel flashes.4. Quick turn on receiver, wait for the mic channel display to stop flashing, and the blue light of the receiver is always on, ready to use.

Wireless Microphone, Bietrun UHF Metal Dual Handheld Cordless Dynamic Mic System with Rechargeable Receiver, 1/4‘’Output, for Karaoke, Church, Speech, Wedding, Party Singing(160 ft Range)-Auto Connect

Wireless Microphone System Kids' Microphones
Wireless Microphone, Bietrun UHF Metal Dual Handheld Cordless Dynamic Mic System with Rechargeable Receiver, 1/4‘’Output, for Karaoke, Church, Speech, Wedding, Party Singing(160 ft Range)-Auto Connect Cover
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Latest wireless karaoke microphone system: Built-in high sensitivity professional Dynamic microphone, transmission distance upgrade to 160feet (50M) Signal stabilityNo delayNo radiation Anti-howling Anti-jamming Constant frequencyDistortion
Easy to use microphone: Plug and play, no need pair. 6.3 mm(1/4'') to 3.5 mm(1/8'') adapter for with MIC jack speaker, Singing machine, audio amplifier, PA system, Voice amplifier and more Streaming multimedia equipment, only plug in MIC jack. Forbid Plug in AUX jack. Not supported MacBooks.If you need to use multiple wireless microphones at the same time, press the channel button to switch channels (15 channel numbers Not the same).
Battery and display: The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The chargeable receiver is built-in 720mAh battery for 4.5 hours use time and fully charged in 3 hours.The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
Professional dual channel dynamic microphone: Built-in moving-coil microphone,widely applied to conference,speech, Web podcast,YouTube recording, Outdoor recording, Yoga instructor, church, get together, Family party, Opening Ceremony, dancing instructor, Promotion, game etc If you use multiple microphones at the same time, Please switch channels(Part 4 Advanced Operations to 2 note B,Page 8) otherwise there maybe noise or no sound.
Advanced connection and after sales: If your microphone has no sound, make sure you have enough power for the microphone and receiver. Insert the MIC jack, Not an AUX jack. We offers1year warranty and free replacement service.Can write to us when you have any questions.We will be the greatest brand in the United States.Not supported Bluetooth speaker and MacBooks.

Bluetooth Voice Amplifier for Teachers, Portable Rechargeable Mini Voice Amplifier with Wired Microphone Headset, PA System Megaphone Speaker for Teachers, Singing, Training, Presentation, Tour Guide

Power Amplifiers
Bluetooth Voice Amplifier for Teachers, Portable Rechargeable Mini Voice Amplifier with Wired Microphone Headset, PA System Megaphone Speaker for Teachers, Singing, Training, Presentation, Tour Guide Cover
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[20W Voice Amplifier] Bietrun KYQ06 voice amplifier with 20W peak power, clear, crisp and no noise or distortion sound. It can cover about 10000 sq.ft (1000 ㎡), loud enough for groups up to 50-100 people.
[6 Hours Working Time] Personal voice amplifier built-in a 2200mAh rechargeable battery, which can continuously work up to 6 hours at max volume, and only needs 3.5 hours to fully charge it. It will automatic shutdown to save power if standby for 30 minutes without any connection. (Note: It will not automatically shut down when connected to Bluetooth)
[Lightweight and Compact] 3.38*1.61*3.9 inches and 0.44 Lb. Equipped with a back clip to fix the device at your belt or pocket, or you can hang it around your waist with the included waistband belt. Perfect voice amplifier for teachers, coaches, training, presentation, tour guide, classrooms etc.
[5.3 Bluetooth Function] Turns on Bluetooth on the phone, then search “Bietrun KYQ06” for pairing. Long press the “play/pause” button to disconnect the original connection and enter the Bluetooth re-pairing state. Supporting 3.5mm AUX audio input, can work as a mini portable wired speaker.
[Plug and Play] Just insert the wired microphone into the MIC jack to use. The wired headset microphone is lightweightand adjustable, made of durable and wear-resistant ABS material, you can adjust the distance between your mouth and the mic.
[1-year warranty]We offer a 1-year warranty and free replacement service, please contact us at any time if you have any question.

Bietrun UHF Wireless Microphone Headset, 165ft Range, Working Time 6H, 1/4''Plug, Wireless Headset Mic ＆Handheld Mic 2 in 1, for Karaoke Speaker, Amplifier, Speakers, PA System, Teaching, Fitness

Wireless Headset Microphones & Systems
Bietrun UHF Wireless Microphone Headset, 165ft Range, Working Time 6H, 1/4''Plug, Wireless Headset Mic ＆Handheld Mic 2 in 1, for Karaoke Speaker, Amplifier, Speakers, PA System, Teaching, Fitness Cover
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Wireless microphone headset system: [Only for Mic Jack, Not support Aux/Line in Jack]The receiver has 1/4" plug connect, works with Mixer, Pa system speaker, desktop, speaker and amplifier. Support 15 sets of microphones working simultaneously in different frequency bands without interfering with each other. Change channel to avoid interference: Long press volume "—” button of the transmitter until the blue light flash 3 times, then stay on. [Not Compatible Bluetooth Speakers/Macbook].
Professional UHF Wireless Mic Performance: Upgraded Bietrun wireless microphone, FCC certified UHF independent frequency bands, high-sensitivity condenser microphone. Stable & Comfortable 165 feet (50m) transmission distance Signal stability No delay No radiation Anti-howling Anti-jamming Constant frequency Clearer sound quality.
Easy to use: Please turn on the transmitter and receiver power switches, the blue light will flash for approximately 2s. Indicator light stops flashing after a successful match, then you can use it. No further operation. Headset and handheld is 2 in 1 design, easily change the handheld mode to headset mode to meet your needs.
Charge & Work of Upgrade Microphone: Built in newest upgraded 450 mah rechargeable lithium-ion batteries, transmitter and receiver can be charged simultaneously with the dual usb v2.0 cable head. Fully charge is only 2.5 hours, working time upgraded to 6 hours.
No Sound?: 1. Check if the connection is secure. 2.Check if a speaker with MIC is connected. (How to re-pair: turn on transmitter and long press key “+ and -” for 5 seconds simultaneously, indicator light starts flashing(blue). turn on receiver, wait for auto pairing about 5s. indicator light stops flashing after a successful pairing). Please note: it's a microphone device for voice input, no auditory function, no speaker.

Bietrun Voice Amplifier for Teachers with Bluetooth, Portable Rechargeable Wireless Voice Amplifier with Headset Microphone Portable Megaphone Speaker for Teaching, Coach, Instructor, Tour Guide

Wireless Headset Microphones & Systems
Bietrun Voice Amplifier for Teachers with Bluetooth, Portable Rechargeable Wireless Voice Amplifier with Headset Microphone Portable Megaphone Speaker for Teaching, Coach, Instructor, Tour Guide Cover
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Warm Tips: Do not put the microphone in front of the voice amplifier when using it, otherwise it may cause noise or statics.
UHF 20W Voice Amplifier:The Bietrun voice amplifier adopts UHF transmission, with 20W peak power to output powerful, clear, crisp and no noise & distortion sound. It covers about 10000 sq.ft (1000 ㎡), and the stable performance perfect for amplifying your sound and saving your throat.
Rechargeable and Long Battery life: Personal voice amplifier built-in a 2000mAh rechargeable lithium battery, works 12 hours at max volume and takes only 3H with a full charge.The wireless microphone can be used for about 6 hours. 2 in 1 charging cable(Included) charges amplifier and wireless mic simultaneously.If no input signal is detected within 20 seconds, speaker will enter sleep mode automatically to save power.
Portbale, Lightweight and Compact: The speaker is a portable public address system.Weights only 0.45 lb/204g, equipped with a back clip to fix the device at your belt or pocket, or you can hang it around your waist with the included waistband belt. You can use this in any setting from indoor to outdoor use, perfect for teachers, coaches, training, presentation, tour guide, classrooms etc. A big help in speaking to 50+ members in your group.
Bluetoothe & Multi-function: Touch the SOURCE button 3 times to switch to bluetooth 5.0(30M) mode, then turns on Bluetooth on the phone, search "Bietrun” and pair it. Support TF(Micro SD) card, USB Disk, FM radio, Recording(Only in wired mic mode), 3.5mm AUX audio input and touch display.You can long press Play/Pause button to repeat single tune or loop all music. Please make sure the TF card/USB Disk(Not included) is inserted before recording.
Wired and wireless Microphone Headset: Easy to Use.Insert the wired microphone into the MIC jack to use. Or turn on the wireless mic, it will pair automatically within 3S.The wireless mic owns 60 channel, you can short press the Pair button on the wireless mic to avoid interference.Two microphone headsets are lightweight and adjustable.You can adjust the distance between the microphone and mouth with its flexible gooseneck.

Bietrun Wireless Microphone, Rechargeable Metal Dual UHF Cordless Dynamic Handheld Microphone System for Home Karaoke, Meeting, Party, Church, DJ, Wedding(UHF 240ft Range)(Receiver with Bluetooth)

Wireless Microphone System Kids' Microphones
Bietrun Wireless Microphone, Rechargeable Metal Dual UHF Cordless Dynamic Handheld Microphone System for Home Karaoke, Meeting, Party, Church, DJ, Wedding(UHF 240ft Range)(Receiver with Bluetooth) Cover
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PRO-UHF WIRELESS MICROPHONE SYSTEM: Adopt the latest connection technology chip. The connection distance is about 240feet (75M). No dropoutsNo hissNo feedbackClear voiceStable signalGreat sound quality.
RECHARGEABLE DUAL HANDHELD MICROPHONES: No AA battery needed. The microphone has a built-in 1200mAh rechargeable lithium-ion battery, when fully charged the mics(3-4hours) can be used for up to 7 hours. The dual charging cable is included, supporting 2 microphones charging simultaneously.Cool led light ring (working in green, charging in red), fashion clear white LED display.
PERFECT DYNAMIC MICROPHONES PERFORMACE: Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). When uses, the mouth should be close to the top of the microphone to loud voice. for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.
15 ADJUSTABLE CHANNELS: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)
PLUG AND PLAY: The receiver has 6.35mm Mic+3.5mm TRS audio+XLR L+R 2 Channel output Interface.You can choose 6.35mm(Included), 3.5mm(Included), XLR(Not included) cable you need to connect the other side to Speaker with a mic input, amplifiers, Bluetooth speakers, mixers, PA system, Karaoke Machine, Multi-Media Equipment, Etc. Receiver with Bluetooth, first connect the receiver with a speaker, then connect Bluetooth(Name: Bietrun) with your phone to play music and karaoke.
Packing List: 2* Microphone, 1*3.5mm to 3.5mm cable, 1*Receiver, 1*Dual charging cable,1*Bluetooth Antenna,1*Adapter, 2*Microphone Antenna, 1*Manual, 1*6.35mm to 6.35mm cable.

Wireless Microphone with Bluetooth, Professional UHF Dual Handheld Dynamic Metal Mic System Set with Rechargeable Receiver, 160 ft Range, 1/4''Output, for Karaoke Machine, Singing, Amp, PA Speaker

Wireless Microphone System Kids' Microphones
Wireless Microphone with Bluetooth, Professional UHF Dual Handheld Dynamic Metal Mic System Set with Rechargeable Receiver, 160 ft Range, 1/4''Output, for Karaoke Machine, Singing, Amp, PA Speaker Cover
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Wireless Microphone with Bluetooth Receiver: Built-in high sensitivity professional Dynamic Unidirectional microphone core, transmission distance upgrade to 160 feet (Open place), Bluetooth 32 feet. Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency. The mic outer case is alloy material which is harder, lighter and more wear-resistant.(Not compatible with TV).
Plug And Play Microphone: No need pair. Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC interface, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc.Rechargeable Bluetooth receiver, which can be connected to smart phone to karaoke on the speaker. Or as a Bluetooth receiver to play music on old speakers.Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke.
Enhance Battery Working Time And Display: The chargeable receiver is built-in 1200mAh battery for 8 hours use time and fully charged in 3 hours.The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
Multipurpose Microphone: Built-in moving-coil Cardioid microphone,widely applied to conference,speech, Web podcast, Yoga instructor, church, get together, Family party, Opening Ceremony, dancing instructor, Promotion etc. If you use multiple microphones at the same time, Please Open the microphone battery cover to switch channels otherwise there maybe noise or no sound(Each microphone channel number is inconsistent to avoid interference).
Precautions: If your microphone has no sound, make sure you have enough power for the microphone and receiver. Insert the MIC jack, Not an AUX jack. Not supported Bluetooth speaker and MacBooks.

Bietrun Wireless Microphone, UHF Dual Handheld Cordless Dynamic Metal Mic Set with Rechargeable Receiver, 1/4'' Plug Output, for Karaoke, Church, Wedding, Party Singing(98 ft Range)(Auto Connect)

Wireless Microphone System Kids' Microphones
Bietrun Wireless Microphone, UHF Dual Handheld Cordless Dynamic Metal Mic Set with Rechargeable Receiver, 1/4'' Plug Output, for Karaoke, Church, Wedding, Party Singing(98 ft Range)(Auto Connect) Cover
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98 FEET LONG DISTANCE WIRELESS MICROPHONES: Built-in Newly designed UHF wireless core, transmission distance upgrade to 98 feet (Open place). Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency.
PLUG AND PLAY: The microphone and receiver will automatically connect. Using the Receiver Plug In equipment with 1/4 inch Mic input, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, Mixers, Audio Interfaces, truck speaker system, Dome speaker system etc.The handheld mics with all Metal Design, which is harder, lighter and more wear-resistant.
BATTERY AND DISPLAY: The chargeable receiver is built-in 1200mAh rechargeable lithium-ion battery,work time up to 7 plus hours with charging time 3-4 hours. The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
PERFECT DYNAMIC MICROPHONES PERFORMACE: Dynamic Microphone: Built-In Professional Dynamic Microphone core(dB value: 95dB/Impedance: 600 ohms/Frequency response: 50Hz - 16Khz). When uses, the mouth should be close to the top of the microphone to loud voice. for Conference, Speech, Outdoor, Church, Family Party, Open Ceremony, Dancing Instructor, Promotion, Etc.
15 ADJUSTABLE CHANNELS: Plug and play, automatic connection, press the microphone tail switch to turn on the microphone. 15 adjustable frequency channel for each microphone, if you use multiple microphones at the same time or noise, click the switch at the end of the microphone to adjust the channel. (Keep each microphone channel number inconsistent to avoid interference.)

Bietrun UHF Wireless Lavalier Lapel Microphone System/Headset Mic/Stand Mic, 165ft Range, Rechargeable Transmitter Receiver, 1/4" Output, for iPhone,Android,PA Speaker,DSLR Camera,YouTube, Recording

Wireless Lavalier Microphones & Systems
Bietrun UHF Wireless Lavalier Lapel Microphone System/Headset Mic/Stand Mic, 165ft Range, Rechargeable Transmitter Receiver, 1/4" Output, for iPhone,Android,PA Speaker,DSLR Camera,YouTube, Recording Cover
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[Wide Compatibility] : Comes with 1/4" plug, which can work with Mixer, Pa system speaker, desktop, speaker and amplifier. Built-in 2 converters, TRS adapter (blue) for dslr Camera and digital camera while TRRS cable for Laptop, Ipad & Smartphones. Please use genuine USB-C to lightning conversion cables(not included). Please be aware that this system cannot be used with Bluetooth Speakers or Macbook.
[165FT Cover Range] Use high sensitivity condenser microphone, transmission distance upgrades to 165feet (50M) Signal stabilityNo delayNo radiation Anti-howling Anti-jamming. 25 UHF adjustable channels. Our wireless microphone unit won't be interfered by WiFi(2.4G) or Bluetooth because of the built-in unique ID code.
[Meet Multiple Needs at Once] This Microphone System equipped with 3 Microphones! a.Headset Mic b.Handheld Mic c.Lavalier Lapel Mic. Save your time, no need to spend extra money to buy other accessories. Say goodbye to the annoyed choices.
[6 Hours Working Time] The transmitter and receiver built-in 650 mAh rechargeable lithium-ion batteries, which can offer about 6 hours working time. This microphone system is ideal for living performances like preaching in church, weddings, teaching, presentations, school plays, training, public speeches, interviews, or video and audio recording.

Bietrun Wireless XLR Transmitter Receiver, XLR Wired to Wireless Mic Adapter, UHF 230ft Range, 30 Channels, Receiver with Bluetooth, to 1/4'' Adapter, for Dynamic/Condenser Mics, Audio Interface

Wireless Microphone Transmitters & Receivers
Bietrun Wireless XLR Transmitter Receiver, XLR Wired to Wireless Mic Adapter, UHF 230ft Range, 30 Channels, Receiver with Bluetooth, to 1/4'' Adapter, for Dynamic/Condenser Mics, Audio Interface Cover
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100 ft to 230 ft Stable Transmission Range:The XLR wireless microphone system operates on the UHF frequency band, providing a reliable indoor transmission range of up to 100ft/50m and an outdoor range of up to 230ft/70m.Additional Technical Specifications: Frequency Stability: 95dB. Interference Rejection Ratio: >90dB.
30 Adjustable Channels:30 Adjustable Channels: To change the channel (when powered on) and prevent interference, simply press the transmitter's power button twice. (Please ensure usage within legally designated signal bands with a US FCC ID.) Supports simultaneous use of 20-30 wireless XLR receiver and transmitter systems, ensuring each system operates on distinct channels.
Rechargeable and Long-Time Working:Both the wireless microphone transmitter and receiver feature built-in 1000mAh rechargeable lithium batteries, offering 8 hours of operation with just a 3-hour full charge. The included 2-in-1 charging cable allows simultaneous charging of both the transmitter and receiver.
Use Multiple Sets At the Same Time: Channel Lock:1. Turn off the receiver and transmitter. 2. Turn on the receiver only. 3. Keep pressing the receiver's switch turn on to ID SYNC is displayed. 4. Wait for the receiver and transmitter to connect automatically.(When using multiple wireless XLR systems simultaneously, each set must be assigned a unique locked channel, and the channel numbers cannot be the same.)
Easy to Use:Both the receiver and transmitter come with XLR plugs and an included XLR to 6.35mm adapter.Compatible with a wide range of microphones, including dynamic mics, harmonic microphones, audio mixers, PA systems, active loudspeakers, preamplifiers, DSLR cameras, and more. Ideal for various settings, including venues, weddings, and mobile DJ setups.
Receiver with Bluetooth:You can use your smartphone, smart TV, tablet, or laptop to the receiver via Bluetooth. Then, simply plug the receiver into a speaker or another device with an XLR or 6.35mm interface to play music. This receiver and transmitter combo can also function as a wireless XLR transmission cable, liberating you from the constraints of traditional XLR cables. (Please note: When used for audio transmission, switching the receiver to audio mode is essential.)

Bietrun Mic Arm Desk Mount(Longer)for Shure SM7B/MV7/Blue Yeti/Nano/Hyperx Quadcast, Adjustable 360° Rotatable Universal Heavy Duty Metal Mic Arm with 3/8" to 5/8" Adapter, Cable Trough, Headset Hook

Microphone Stands
Bietrun Mic Arm Desk Mount(Longer)for Shure SM7B/MV7/Blue Yeti/Nano/Hyperx Quadcast, Adjustable 360° Rotatable Universal Heavy Duty Metal Mic Arm with 3/8" to 5/8" Adapter, Cable Trough, Headset Hook Cover
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Longer Size: The microphone arm vertical reach is 16.4in/41.7cm, horizontal reach is 15.8in/40.1cm. It offers the max horizontal/vertical distance 32.2in/81.8cm and 360°full rotation. Knobs on the mic arm make it easy to lock the angle you need.
Adjustable Bearing Capacity:The diameter of mic arm is 1.2in/3cm. It made by High-strength zinc alloy metal, In standard mode, it can load the maximum up to 1.5KG/3.5ibs.(Adjustable Bearing Capacity: If you are hanging a heavier/light mic, you can increase/reduce the stretch, using a screwdriver to adjust the screw on the clamp base to adjust the stretching force.)
Universal Compatibility:The microphone stand comes with a 3/8-inch screw and a 3/8-inch to 5/8-inch metal screw adapters. Compatible with multiple models of microphone shock mounts and most Heavy or Lightweight microphones, such as Blue Yeti, Nano, Ice Snowball, Razer mini, Shure SM7B, ShureMV7, RODE, Hyperx Quadcast, Audio-Technica AT2020 and other Heavy Duty Mics. Perfect for Computer, Game Room, Studio, Podcasting, YouTube, streaming.
New Design:It also build-in a headset holder on the clamp base, it is convince for holding your headset.Equipped with a wide and thick mic arm base to make the mic arm more stable when moving, can ensure safe use.Hidden cable channels for easy access and organize outlook to mic arm more concise and fashionable.Quiet design: Premium all-metal, anti-torsion construction, will not rust and make weird sound in long term use.
Packing list: 1 x Microphone arm set, 1 x 3/8" to 5/8" Adapter, 4 x Cable tie, 1 x User Manual.

Microphone Stand 2 Pack, Bietrun Tripod Mic Stand Adjustable Boom Height, with Carry Bag & Mic Clips, Detachable Boom Mic Stand for Singing Performance Wedding Stage Church

Microphone Stands
Microphone Stand 2 Pack, Bietrun Tripod Mic Stand Adjustable Boom Height, with Carry Bag & Mic Clips, Detachable Boom Mic Stand for Singing Performance Wedding Stage Church Cover
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[Extendable & Detachable Boom Arm] The boom arm can be 360°rotated through adjustment knobs for easy positioning. Simply remove the boom arm and attach microphone clip to convert the mic stand into a traditional straight mic stand.
[Height Adjustable] The height range of the microphone stand can be adjusted from 28-89 inches, perfect choice for adults or children.
[Carrying Bag & Portable] All parts could be stored in the carrying bag for convenient transport. The detachable design makes the stand space-saving and more portable, which provides great convenience for various types of activities like the stage, studio, concerts, outdoor performances, and more.
[Universal Mic Clips] The mic stand comes with 2 different styles of microphone clip holders, it can hold most of the microphones on the market. With 2 clip-on cable holders to keep the cable neatly and orderly.
[Stable Tripod Base] This mic stand is made of metal tubing with stable tripod base, which makes it extremely sturdy and super stable. Non-slip foot cover prevent it from moving around. Perfect floor use mic stand for stage performance, wedding, church, party or live broadcasts etc.

Party Dj Disco Stage Light, Sound Activated Strobe Stage Lights, LED RGB Rave Flashing Lights with Remote Control for Parties Birthday Gift Wedding Karaoke Bar Club Dance Home Halloween Decorations

Stage Lights
Party Dj Disco Stage Light, Sound Activated Strobe Stage Lights, LED RGB Rave Flashing Lights with Remote Control for Parties Birthday Gift Wedding Karaoke Bar Club Dance Home Halloween Decorations Cover
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[60 Patterns ＆ 30 Laser Party Light] Built-in 30 laser effects and 60 pattern combinations, 7 LED color backgrounds, 3 beam combinations. Different from other brands of single laser lights, it could widely cover the area about 300sq.ft. The further the distance, the greater the range of light.
[Sound Activated Party Lights] Our upgraded version party lights built-in a powerful sound sensor, which means the lighting colors can be changed according to the rhythm of the surrounding music. Bring a romantic and relaxed atmosphere for you!
[Portable & Safe] Equipped with an USB cable and UL listed adapter, very safe. It supports mobile power, plugs, laptops, and car USB powered. The disco lights for parties are made by high-quality aluminum alloy, which is very light and easy to carry.
[Wide Application] The party light design with bracket and screw holes, which can be placed on the table or install it on the wall or ceiling. Perfect for indoor and outdoor use, car bedroom decoration, birthday parties, discos, bars, ice rinks, banquets, family gatherings, weddings, public squares, hotels, Karaoke, concerts and other entertainment venues.
[Packing List] Please contact us if you have any question. Packing List: Party Light *1, 2m USB Cable *1, UL Certified Plug *1, Bracket *1, User Manual *1, Remote Control *1.

Bietrun FAQs

Yes, Bietrun is a legitmate brand on Amazon. After conducting a comprehensive analysis of 30,462 customer reviews for Bietrun products on Amazon, we have determined its average rating. Offering great value and satisfying quality, Bietrun has achieved a respectable rating of 4.3 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from Bietrun on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

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We analyze millions of Bietrun products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

There are usually 5 to 10 products in a brand buying guide. We found 86 Bietrun products for sale, 20 of which were analyzed in detail and recommended to customers.

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