2012 BMW 640 review
See also:
Priority options
The driver has priority
The source selected via iDrive in the front is
output on the vehicle loudspeakers and can
be selected but not operated from the rear.
Other audio or video sources ...
Treble, bass, balance, andfader
► "Treble": treble adjustment.
► "Bass": depth adjustment.
► "Balance": left/right volume distribution.
► "Fader": front/rear volume ...
General information
The channels are offered in predefined packages. The packages must be enabled
by telephone.
Navigation bar overview
The functions of the navigation bar symbols can also be stored on the programm ...
