User's Manual

Note: Some media players on your phone or tablet may not support this
action.
5. Bluetooth sound volume adjustment
When the Bluetooth audio is played for a long time, the volume will
increase slowly. When the maximum volume is reached, there will be a
“beep” sound. With a long press , the volume will slowly decrease
and become silent when it reaches the minimum volume. 7. Bluetooth sound
selection (invalid when wired connection is played)
Press the button ,to select the next song to play;
Press the button ,to select the previous song to play.
Note: Some media players on your phone or tablet may not support
this action.
Bluetooth audio call operation (internal battery or external power
supply):
1. Answer the call: When the call is made, press the button to
answer the call.
2. Call rejection: When a call comes in, a long button is pressed
to reject the call.
3. Conference call: During the call, you can turn off the audio MIC by
pressing the button to ensure that the discussion topic is not
heard by the other party. Tap to resume the call.
4. The call conversion between the Bluetooth audio and the mobile phone
can be performed on the mobile phone.
5. When the button is pressed, the volume will increase slowly.