2012 BMW 135 review
See also:
Switching on/off
Press the button. ...
Treble, bass, balance, and
fader
▷ "Treble": treble adjustment.
▷ "Bass": depth adjustment.
▷ "Balance": left/right volume distribution.
▷ "Fader": front/rear volu ...
Bluetooth audio
At a glance
▷ Music files on external devices such as audio
devices or mobile phones can be played
back via Bluetooth.
Use of a mobile phone as an audio source.
▷ Bluetooth® is a re ...
