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 3 Series Sedan: First Look
Competes with: Mercedes-Benz C-Class, Infiniti G37, Audi A4
Looks like: A little bit bigger outside, just a teensy bit bigger inside
Drivetrain: 240-hp, 2.0-liter twin-turbocharged inline-four cylin ...
Pinch protection
If the closing force exceeds a specific value as a
window closes, the closing action is interrupted.
The window reopens slightly.
Danger of pinching even with
pinch protection
Even with the pi ...
End of warning
The warning ends:
Automatically after approx. 3 seconds.
When returning to your own lane.
When braking hard.
When using the turn signal.
...
