See also:

General information
The following functions are available: ▷ Use of a mobile phone as a telephone. ▷ Use of a mobile phone as an additional telephone. ▷ Use of a mobile phone as an audio source. ...

Notes on Emergency Requests
Do not use the voice activation system to initiate an Emergency Request. In stressful situations, the voice and vocal pitch can change. This can unnecessarily delay the establishment of a teleph ...

Adjusting the volume
Turn the volume button while giving an instruction until the desired volume is set. ▷ The volume remains constant even if the volume of other audio sources is changed. ▷ The volume i ...