3. Digital Volume Control
3.1 Volume “+”:
Short press the “+ button “ to increase the volume level. When you listen “Ding-
Dong”, it means that the volume is already the maximum.
3.2 Volume “-”:
Short press the “- button “ to decrease the volume level. When you listen “Ding-
Dong”, it means that the volume is already the minimum.
4. Music Function Control
The Music Function Control only works with Bluetooth devices that support the
A2DP profile.
4.1 Next Song
Long press the “+ button “ and listen “Do” sound, then you may switch to the
next song.
4.2 Previous Song
Long press the “- button “and listen “Do” sound, then you may switch to go back
the previous song.
4.3 Play and Pause Control
Press the “Pause/Play” button to pause/play music.
5. Audio Mode (When plug-in the audio cable)
The stage of main switch in ANR function “ON”. LED on steady green.
The stage of main switch in ANR function OFF & BT power ON. LED is not ON.
In these two modes, user can plug in the audio cable for listening music.
P.S. The Bluetooth Technology will be disable when plug-in the audio cable.
All the function key regarding the BT Technology will be disabled included
the volume button function.
