About this item 1. There is no logo or text on the charging box 2. Support renaming . 3. Binaural call, left and right earphones can be used separately. 4. Automatic pairing/automatic connection. 5. No LED light when in use. 6. Multifunctional touch control buttons.(The left and right recesses of the headset can be touched) 7. High-fidelity stereo and bass. 8. Upgrade the Bluetooth 5 chip, the performance is improved. 9. Support the previous track/next track/call 10. Fully compatible with IOS and Android systems.