See also:

Activation/deactivation
Press the button. ...

Calls with multiple parties
General information You can switch between calls or connect two calls to a single conference call. These functions must be supported by the mobile phone and service provider. Accepting a call whi ...

PreCrash
The concept The concept The system is used to detect critical driving situations that might lead to an accident. In in these situations, preventative protection measures are automatically und ...