B39 Wireless Bluetooth Headset Subwoofer With Breathing Light Support TF Card(Black) Filter-External Hard Drives adequate power supply and no

adequate power supply and no much trouble

For a stable connection

General Compatible with Huawei:  Honor 7i

One Package Size 10cm * 14cm * 3cm / 3

which requires driver installation)

B39 Wireless Bluetooth Headset Subwoofer With Breathing Light Support TF Card(Black) Filter-External Hard Drives adequate power supply and no1. Seven color LED breathing light, surround sound effect 2. Colorful lighting, audio synchronization, ultra clear call, HIFI sound quality, long lasting battery life, TF memory card, comfortable to wear, sweat proof 3. Bluetooth 5. 1 chip, faster and more stable connection, clear and smooth listening to songs and games 4. Strong and optimal material, comfortable and long lasting to wear 5. Large diaphragm loudspeaker, balanced and restored sound