Lithium ion Polymer battery used in TWS earphone

Since Apple released AirPods in 2016, the true wireless headset market has been booming, driving the vigorous development of peripheral industrial chains such as chips, power management, and batteries (headphones and charging boxes).

The volume of internal batteries driven by TWS true wireless headset has become a big market comparable to mobile phones, pads, powerbank. Here below will introduce several lipo batteries we use for some TWS earphones.

1. Model: A&S Power Lipo Battery 401230 3.7v 120mAh

Application: PHILIPS Bluetooth In-ear Headphones SHB3595

2. Model: A&S Power Lipo Battery 401230 3.7v 120mAh

Application: PHILIPS Bluetooth Headset GWP-SF-NHE-BT & GWP-SF-NHE-BT-BLZ

3. Model: A&S Power Lipo Battery 1254 3.7V 55mAh.

Application: TCL ACTV500TWS

4. Model: A&S Power Lipo Battery 480839 3.7V 100mAh

Application: TCL Wireless In-ear Headphones with mic SOCL100BT

5. Model: A&S Power Lipo Battery 480839 3.7V 100mAh

Application: TCL Wireless In-ear Headphones with mic SOCL100BT

A&S Power is approved by PHILIPS headset since 2014, offer different kinds of lipo batteries for bluetooth earphone. And since the growth of TWS earphone with different shape, we also develop many shape of batteries like cylindrical lipo batteries, prismatic batteries and batteries shape like coin battery. A&S Power always accept custom battery and we also have more than 100 models listed in UL 1642, many batteries also have UN38.3 & MSDS and the IEC62133. To Different country request, we will apply the KC certificate, PSE certificate and the BIS certificate, and all of our lithium batteries can pass it.