F9 Extreme Edition powerful upgrade

1. Upgraded LED power display: the power level is clear at a glance

2. F9 chip upgrade: upgrade to V5.0 Bluetooth chip, automatically power on and match

3. Fingerprint touch upgrade: switch the previous/next song with one button & wake up the assistant by volume adjustment

4. 3000mAh large-capacity charging compartment: can be used as earphone storage box to charge earphones/mobile phones as a mobile phone holder

5. Enjoy & 9D heavy bass: Enjoy the HIFI scene, enjoy the immersive 9D stereo surround sound

6. CVC8.0 intelligent noise reduction: not affected by noisy environment, enjoy high-definition call effect

7. Strong compatibility: regardless of brand mobile phone model, Bluetooth devices can use this headset