See also:

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 ...

The concept
▷ Most functions that are displayed on the Control Display can be operated by spoken commands via the voice activation system. The system prompts you to make your entries. ▷ Function ...

Switching between cases, letters and numbers
Depending on the menu, you can switch between entering upper and lower case, letters and numbers: Without navigation system Select the symbol. ...