Key name
Icon
Talk/Play
UP
BTS150 Back
Use this...
Main power switch
USB charge port
3.5 mm Audio In
8
Press to ...
–
Handle phone calls and play music.
Press and hold to register devices.
–
NOTE: This key can also turn your BTS150 speaker on and off.
Increase the volume.
Main Power
Switch
To...
turn main power on and off.
connect your speaker to the AC adapter.
connect non-Bluetooth devices.
3.5 mm
Audio In
USB Charge
Port