Button Operation:
Additional Operation
Call
Reject a call
Long Press - / +
Re-dial last call
Long press +
Receive incoming call and end ongoing
call
Triple press MFB
Receive incoming and on hold ongoing
call
Press MFB
Mute during call
Press - and +
LED Indicator
Pairing
Red-blue flash
Standby
Blue flash
Charging
Red steady
Fully charged
Blue steady
