During a call, if a new call comes in, a short press of the
MFB will place call A on hold and answer the new call. Double-click MFB
to switch between call A and call B.
1) Connect the earbud with device A, then close Bluetooth of device A.
2) Connect the earbud with device B.
3) Open Bluetooth of device A again, then the earbud will auto-connect
device A again (Bluetooth device requires auto-connecting function);
or click device A for manual connection.
4) Now the earbud has already connected device A and B. Enjoy the function
of one earbud connects two devices.
Open the Bluetooth earbuds till the purple light blinks entering Stereo mode,
double click MFB of the “L” or “R” once then the red light blinks 3 times with
a prompt tone.
When there is incoming call, the right earbud will mute and only the left
earbud can answer the call.
After the earbuds are connected to the iOS,
the battery level of the earbuds is displayed at the top right of the IOS
device display.
Press MFB for 5s (After the Stereo pairing mode is completed,
if any earbud is powered off, the other earbud is powered off at the same
time).
In connected standby status, press
MFB of the left-channel earbud for about 1s. A prompt tone “Du” is heard
in the earbud upon button release. Press MFB again to disable sound control.
(Only for those device supporting voice control function, such as Siri)