Delton 20x - General Functions and Controls; Power Operations; Wireless Connectivity Management; Playback Controls

GENERAL FUNCTIONS
Power
Turning On: Press and hold "MFB" for 3 seconds
Turning Off: Press and hold "MFB" for 5 seconds
Wireless Connectivity
Clear Pairing: When headset is ON, hold down the "MFB" and
"Volume+" button for 5 seconds
Playback
Play/Pause: Press "MFB"
Previous Track:
Next Track:
Volume Control
Long press "Volume -"
Long press “Volume +"
Raise Volume:
Lower Volume:
Press "Volume -"