See also:

Adjusting
Vehicle Equipment ...

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 ...

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the danger ...