1. Rear-mounted wireless sports Bluetooth headset 2. Automatic conversion of phone and music, up/down selection, play/pause 3. Stereo high-quality music, shocking bass, clear call 4. Support one-to-two function, call rejection function 5. Support operation voice (Chinese / English) prompt function 6. Large battery capacity, low power consumption, long life 7. Support iOS system power display 8. Intelligent noise reduction high version CVC6.0 9. 5.1 channel with surround sound
