See also:

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphone on the telephone ...

Adjusting
Vehicle Equipment ...

All around the headliner
1 Emergency Request 2 Glass sunroof, powered 3 Indicator lamp, front passenger airbag 4 Reading lamps 5 Interior lamps ...