Mercedes-Benz Audio 20 2012 Operating Instructions Manual page 25

to the center of the passenger
compartment.
MP3 tracks should have a bit rate of at
R
least 128 kbit/s.
surround-sound playback does not
R
function for mono signal sources, such
as the medium wave range (MW) in radio
mode.
if radio reception is poor, e.g. in a tunnel,
R
you should switch off Logic 7
otherwise switch between stereo and
mono and cause temporary sound
distortions.
on some stereo recordings, the sound
R
characteristics may differ from
conventional stereo playback.
Basic functions of Audio 20
® , as it may
23