... function • support PC playback and USB backup • support remote control,Mouse/Panel control • build-in fixed hard drive bracket 4CH, H.264 ... USB), Auto-Display Remaining Video Capacity, RS485, PTZ function, Remote controller and power adaptor Included. 11 versions Languages optional ( Chinese ... , Portuguese, Russian, Turkish, Japanese, Korean, German) 2.Specifications : dvd camera recorder with 4 inputs