See also:

Loss of the remote controls
Lost remote controls can be blocked by your service center. ...

USB audio interface/mobile phone audio interface
At a glance It is possible to connect external audio devices. They can be operated via iDrive. The sound is output on the vehicle loudspeakers Connectors for external devices ▷ Connection ...

Operating from the outside
▷ Via the remote control. ▷ Via the door handles of the driver's and front passenger doors. The following takes place simultaneously when locking/unlocking the vehicle via the remote ...