See also:

Incoming call
Receiving calls If the number of the caller is stored in the phone book and is transmitted by the network, the name of the contact is displayed. Otherwise, only the phone number is displayed. ...

Tone
Only treble and bass can be set in the rear for headphones. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Automatic update
About twice a year, Sirius performs an update of the channel names and positions. The update takes place automatically and may take several minutes. ...