See also:

Suspension tuning
The electronically controlled ABC suspension system works continuously. This improves driving safety and comfort. The ABC suspension system is tuned individually to each wheel and depends on: ...

Additional systems for the ultimate in listening pleasure and entertainment
Mercedes customers can, if desired, combine the infotainment facilities for the CLS with other systems: The Logic7 surround sound system developed by Mercedes-Benz together with the audio specia ...

Panic alarm
► To activate: press button 1 for at least one second. An alarm sounds and the exterior lighting flashes. ► To deactivate: press button 1 again. or ► Insert the SmartKe ...