... SignalRCA - Video 2x RCA Video Inputs. One for Rear-View Camera, the other for DVD PlayerRCA - Audio 1x Audio InputSpeakers ... Right(Vol-), Up, Down, Menu, Input Switch, PowerIR Full Function IR Remote ControlOSD Languages English, Chinese, Francais, Italiano, Deutsch, Espa ... 1pcTouch pen 1pcOperation manual 1pc 7" inch truck monitor with HDMI, VGA input and touch function optional (Automotive Grade)