Convenience opening/closing via the air recirculation button
Convenience closing:
press the 
button until the side windows begin to close automatically. The initial position of the side windows is saved.
Convenience opening:
press the button until the side windows begin to open automatically. The side windows open automatically until they have reached their previously saved position.
Activating/deactivating the traffic information service
When the function is switched on a traffic announcement will interrupt the currently activated radio or media source.
Select ON or OFF.