Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers:

See also:
Switching on automatically
Select transmission position R with the engine
running.
The Top View and PDC images are displayed if
the system is switched on via iDrive. ...
DTMF suffix dialing
DTMF suffix dialing can be used for gaining access
to network services or for controlling devices,
e.g., to make a remote inquiry of an answering
machine. The DTMF code is needed for this
purp ...
CD/Multimedia
CD/DVD drive
Music collection
External devices
Tone
...
