Best USB Modems of 2025

The StarTech.com USB 2.0 Fax Modem is an external hardware-driven dial-up modem that provides data and fax support to your computer/laptop via USB. It offers compatibility with various data and fax modes, including V.92, V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, V.21 Bell 212A & Bell 103 and V.17, V.29, V.27, V.21 Ch 2, EIA/TIA 578 Class 1 & T.31 Fax Class 1.0 fax modes. The modem's hardware-driven performance ensures it doesn't put any additional load on your CPU, and it is compatible with Windows, macOS, and Windows Server operating systems.

This USB modem provides a 56K data/fax modem with USB interface and is compliant with V.90, and V.42/V.42bis/MNP5 protocols and V.17, V.29, and V.27ter Group 3 fax protocol. It supports Caller ID and distinctive ring detect, Auto format/speed sensing, Data/Fax/Voice call discrimination, and call forward/fallback. The modem has 2 RJ11 ports, Quick Connect, and Modem-on-Hold features. It supports Auto-Dial, Tone and pulse dialing, Auto answer, Auto retrain, and compatible with Windows 98SE/2000/ME/XP/Vista/Win 7.

The Verizon MiFi USB730L U730L is a black 4G LTE global USB modem that provides fast and reliable internet connection. It is perfect for people who are always on the go and need to stay connected. The device is easy to use and does not require any installation. It is compatible with Windows and Mac OS X operating systems.

The HiRO V92 56K External USB Data Fax Dial Up Internet Modem is a plug and play device that is compatible with Windows 10 and a range of other Windows operating systems. It features dual port built-in buzzer, dual RJ-11 phone jack for expansion, and fax compatibility ITU-T-send and receive rates up to 14.4k BPS. The modem is USB 2.0 powered and requires no power adapter, making it fast and easy to install.

The Verizon USB730L Modem is an excellent choice for users needing reliable internet access on the go. This certified refurbished device is tested to ensure it works like new, providing you peace of mind. Its foldable USB connector makes it easy to carry in your bag, allowing for quick connections wherever you are. With global compatibility, you can stay online in over 200 countries, making it perfect for travelers. Plus, it offers optimal upload and download speeds through Verizon's LTE Advanced network, ensuring a fast and smooth internet experience in many cities across the U.S.

The 56K External Dial Up Fax Data Modem allows you to connect your laptop or desktop computer to the internet using a dial-up internet service. It is USB-powered and compatible with various Windows operating systems. It has a maximum speed of 56K V9.2/V9.0. With its compact size of 7.5", it is portable and easy to carry around.

The Inseego USB8 Modem offers an effortless way to connect to 4G LTE networks. Simply plug it into your device, and you’re online without needing to install any software. Its compact design features a swivel hinge, making it adaptable to any USB port. With impressive peak download speeds of up to 480 Mbps, you can enjoy fast internet access almost anywhere. The modem also provides global connectivity, supporting various LTE bands in over 200 countries, ensuring you stay connected during your travels.

The ZTE MF833V 4G LTE USB Modem Dongle is an IoT device that is LiveU compatible. It has a Qualcomm MDM9X07 chipset, 1.2 GHz, and 128MBytes/256Mbytes of memory. The modem has an RF chipset WTR2955 and an internal antenna, and it can download at speeds up to 150Mbps and upload up to 50Mbps (Category 4). The device supports global frequency bands, and it covers more than 100 countries and regions, making it perfect for travelers. It is compatible with various operating systems, including Win10, Win7, Win8, Windows XP, SP3, Vista, Mac OS, and Linux. (No sim card or services included; nano SIM needs an adapter.)

The Novatel USB620L Modem is a versatile device designed for users who need reliable internet connectivity on the go. Before making a purchase, it’s important to ensure that it is compatible with your device. This modem operates on the Verizon Wireless network, providing you with robust connectivity options. The sleek black design makes it easy to carry, and its USB interface allows for simple plug-and-play convenience, so you can quickly access the internet wherever you are.

The GOTOTOP USB 2.0 Modem is a convenient external 56K modem that offers plug and play functionality. Compatible with various Windows operating systems, including Win 7, Win 8, Win 10, and Win XP, this modem eliminates the need for external drivers. With its multifunction capabilities, it supports auto dialing, both tone and pulse dialing, as well as auto answering and sending/receiving faxes. The USB 2.0 Type A connection ensures fast data transmission at a speed of 56kb/s. Additionally, this modem is protocol compliant, utilizing V.92, V.90, and V.42, V.42bis/MNP5 protocols, and compatible with V.17, V.29, and V.27ter Group 3 fax protocols. The GOTOTOP USB 2.0 Modem is a reliable solution for all your faxing needs.