Best Bluetooth MP3 Player Batteries of 2025

The MPF Products Emberton Battery is a reliable replacement for your Marshall Emberton Bluetooth speaker. It fits models C406A2 and C406A2-2, ensuring compatibility and ease of use. With a powerful 2600mAh capacity, this lithium-ion battery pack provides lasting performance, allowing you to enjoy your music without frequent recharging. Its 7.4V output ensures efficient energy use, enhancing your speaker's sound experience. Plus, with a 1-year replacement warranty, you can have peace of mind knowing that your investment is protected.

The BOANV JBL Flip 4 Battery is designed specifically for your JBL Flip 4 and Flip 4 Special Edition speakers. With a powerful 5000mAh capacity, this rechargeable battery ensures longer playtime, so you can enjoy your music without frequent interruptions. The battery is CE certified and built with multiple circuit protections, providing safety and reliability during use. Plus, it has no memory effect, meaning you can recharge it anytime without worrying about reducing its lifespan. Just remember to check the correct wire connections during installation for a hassle-free experience.

The Timsenkoo JBL Charge 4 Battery is designed specifically for your Charge 4 Waterproof Bluetooth Speaker. It features a built-in microchip that safeguards against issues like short-circuiting and overheating, which can prolong the battery's lifespan. You’ll appreciate that it reaches optimal performance after a few full charge and discharge cycles, ensuring reliable use. Plus, this battery comes with CE and ROHS certifications, guaranteeing high-quality manufacturing. Keeping an extra battery on hand means you can enjoy extended playtime without interruptions, providing you with more convenience during your activities.

The MPF Onyx Studio 8 Battery is designed to replace the ICA077NA battery for your Harman Kardon Onyx Studio 8 speaker. With a capacity of 2600mAh, this lithium-ion rechargeable battery ensures long-lasting performance, allowing you to enjoy your music without interruptions. It also comes with free installation tools, making it easy for you to replace the old battery by yourself. Plus, the product is backed by a one-year replacement warranty, giving you peace of mind with your purchase.

The MPF 3400mAh UE Boom 3 Battery is a high-capacity replacement designed for your Logitech Ultimate Ears UE Boom 3 speaker. With a powerful 3.7V lithium-ion pack, this battery ensures that your speaker stays charged longer, allowing you to enjoy your music without interruption. It includes free installation tools, making the replacement process easy and convenient for you. Plus, with a one-year replacement warranty, you can have peace of mind knowing that your investment is protected. Enhance your listening experience with this reliable battery solution.

The Bose Mini I Battery offers a reliable power source for your Bose SoundLink Mini speaker. With a voltage of 7.4V and a capacity of 2230mAh, this lithium-ion battery ensures longer playtime, allowing you to enjoy your favorite music without interruptions. It is compatible with several part numbers, making it a versatile choice for your device. Plus, this battery comes with a two-year guarantee, providing peace of mind in case of defects. You can trust that your listening experience will be enhanced with this essential replacement.

The MPF Products Partybox Battery is a reliable replacement for the GSP-2S4P-PB350A and GSP-2S4P-PB350B battery models. This powerful 7.4V lithium-ion battery pack has a capacity of 10400mAh, ensuring your Partybox 310 speaker can keep the music playing for longer periods. It’s designed specifically for compatibility with the Partybox 310 and JBLPARTYBOX310AM models, making installation easy and seamless. Plus, it comes with a one-year replacement warranty, giving you peace of mind in your purchase.

The KOOAQQ Battery for Xtreme 2 is designed to keep your JBL Xtreme 2 and Xtreme 3 speakers powered for longer. It boasts a high capacity of 9000mAh, ensuring extended playtime and fewer charging interruptions. With safety certifications and built-in protections, you can enjoy peace of mind knowing your device is safeguarded against overcharging and overheating. Additionally, this battery is engineered for longevity, capable of sustaining over 2000 charging cycles. To maximize performance, simply follow the initial charging instructions for optimal use.

The SOXPOP Sonos Roam Battery is designed for optimal performance with your Sonos Roam Bluetooth speaker. With a 6000mAh capacity, this lithium-ion battery ensures you enjoy longer playtime without frequent recharges. Its easy installation means you can quickly swap out the old battery without needing any extra tools, making it user-friendly. Additionally, this battery is built with advanced safety features to protect against temperature fluctuations, overcurrent, and overvoltage, giving you peace of mind while using your speaker. Trust in its reliability, backed by rigorous testing and a robust warranty.

The SONXIAVIVO Beats Battery is designed to be fully compatible with the original battery for your Beats Powerbeats Pro earphones. This ensures a seamless replacement experience, allowing you to enjoy your music without interruption. It supports various models, making it a versatile choice for users. With a reassuring 60-day refund policy and a 6-month warranty, you can feel confident in your purchase. Plus, 24/7 email support means help is always available when you need it, providing peace of mind for your wireless audio needs.