See also:

Having possible commands read aloud
You can have the available commands read out loud for you: ›Voice commands‹ For example, if the "Settings" menu is displayed, the commands for the settings are read out loud. ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. ...

Playing music
Music search All tracks for which additional information has been stored can be accessed by the music search. Tracks without additional information can be called up via the corresponding album ...