AAA Battery 2 Earphone 2 Headrest Fixing System 2 1.Power ON/OFF Switch 2.Vol- Button 3.Vol+ Button 4.Play/Pause 5.REV Button 6.FWD Button 7.Open 8.DC IN 9-12V 1.VOL- Button 2.VOL+ Button 3.Mute Button 4.LCD On 5.LCD Off 6.Power ON/OFF Switch 9.DC Out 10.USB Port 11 Memory Card Slot 12.AV Out 13.Earphone Jack 14.Bracket 15.Rating Label Position 16.LCD Monotor 7.Earphone Jack 8.AV in 9.DC In 9-12V 10.Rating Label Position 11.