TWS true wireless bluetooth headset/Smart pairing/HIFI sound quality

multifunction key
Pause, Play: Click
To answer a call: click
Reject call: press and hold for 2 seconds
Hang up the phone: click
Next song: Triple tap left earphone
Previous song:Three clicks on the right earphone
Volume Plus: Double tap left earphone
Volume down: double tap right ear
Machine call SIRI: long press to enter

Видео TWS true wireless bluetooth headset/Smart pairing/HIFI sound quality канала AIWA