Quick Guide

Three-way call: During a call, if another call comes in, -
Press the MFB button on the left/right channel headphone
once to hang up the current call and answer the incoming
call. - Double press the MFB button on the left/right channel
headphone to keep the current call (A) and answer the
incoming call (B). Double press the MFB button again to
switch between calls A and B. - During a three-party call,
press the MFB button on the left/right channel headphone
once to hang up the current call.
iOS battery level display: After the earphone is connected
to the iOS, the battery level of the earphone can be
displayed.
Power-off: Press MFB for about 5s (After the TWS pairing
mode is completed, any earphone is powered off, the other
earphone is powered off at the same time), accompanied by
a "Power-off" voice prompt, If the headset is not connected
to the mobile phone, both earpieces will be powered off; if
the headset is connected to the mobile phone, only one
earpiece will be powered off.
Enabling/Disabling voice control: In standby or music
state, press and hold the MFB key on the left or right
headset for about 2 second. The voice control function is
enabled, accompanied by a "Beep" sound. You can repeat
this operation to disable the voice control function.