Switching between letters and numbers

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

Switching between upper and lower

    See also:

    The concept
    > The voice activation system can be used to control functions by spoken commands. > Functions that can only used when the vehicle is stopped cannot be operated using the voice activation sys ...

    Switching on/off manually
    Press the button. On: the LED lights up. Off: the LED goes out. ...

    Selecting a category
    1.  "Radio" 2.  "Satellite radio" 3.  "Category" 4.  Select the desired category. ...