Multi-channel playback,surround
Choose between stereo and multi-channel playback, surround.
Setting multi-channel playback, surround
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Surround"

When surround is activated, multi-channel playback is simulated when a stereo audio track is played.
See also:
2012 BMW 650 review
One of the greatest leaps in automotive progress this past decade has been
the taming of the convertible. Once requiring a tradeoff — open-air enjoyment
versus performance and year-round comfort — ...
Around the steering wheel: controls and displays
1. Convertible: opening and closing windows
jointly
2. Convertible: opening and closing rear windows
3.Opening and closing front windows
4.Folding exterior mirrors in and out
5.Adjusting exter ...
Connecting the cables
1. Open the cover of the BMW starting aid terminal.
2. Attach one terminal clamp of the positive
jumper cable to the positive terminal of the
battery, or to the corresponding starting aid
termi ...
