See also:

General information
The channels are offered in predefined packages. The packages must be enabled by telephone. ...

Volume
"Speed volume": speed-dependent volume control. "PDC": volume of the PDC signal* compared to the entertainment sound output. "Gong": volume of the signal, su ...

Requirements
▷ The mobile phone is suitable. ▷ The mobile phone operating system supports the software applications of Apps. ▷ Software applications are installed on the cell phone and read ...