See also:

Playing an MP3/WMA Disc
CD/DVD players with the MP3 feature are capable of playing an MP3/WMA on DVD+/−R, CD−R, or CD−RW discs. For more information, see MP3. ...

Horn
Press on the steering wheel pad to sound the horn. ...

Following Distance
Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This can help to avoid situations that require heavy braking and sudden turns. ...