Mobile communication devices in the vehicle

It is not recommended to use mobile phones, Mobile communication devices in the vehicle
It is not recommended to use mobile phones, such as mobile phones without a direct connection to an external aerial in the vehicle's passenger compartment. Otherwise, the vehicle electronics and mobile communication devices can interfere with each other. In addition, there is no assurance that the radiation generated during transmission will be discharged from the vehicle interior.◀

    See also:

    Switching between upper and lower case letters
    Depending on the menu, you can switch between entering upper and lower case letters: ...

    Displaying messages
    1. "Office". 2. "Messages" A symbol identifies the type of message. ...

    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 purpose. ...