Rockville RDP711-GR 7&rdquo; Grey Car Headrest Monitors w/DVD Player/USB/HDMI+Games+SD Rockville RDP711-GR 7 Grey dvd/USB/SD car headrest monitors with ir transmitter and HDMI input 7 high resolution monitors One Front Loading dvd Player, RDP711-GR Rdp71 + One a/V unit RDP711-GR Rhp7 800 x 480 screen resolution 16:9 (wide screen) or 4:3 (letterbox) switchable Aspect ratio