Charging
When the battery level is low, you will see the indicator
flash red and hear a voice prompt.
Factory Reset
Flash red and blue
Press and hold
During charging, press and hold MFB until the indicator
flashes red and blue alternately.
General Functions
Answer/End a call
When there’s an incoming call (indicator flashes blue),
press MFB once; press again to end it.
Press once
Reject a call
When there’s an incoming call (indicator flashes blue),
long press MFB for 1 second.
Long press