See also:

Treble, bass, balance, and fader
▷ "Treble": treble adjustment. ▷ "Bass": depth adjustment. ▷ "Balance": left/right volume distribution. ▷ "Fader": front/rear volume ...

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

System limits
Basic limits System operation is limited in situations such as the following: On steep hills, in steep depressions or in tight curves. When the camera is dirty or the protective glass i ...