826bt plus-1080p full hd (1920*1080) 7' dvr (digital video recorder), gps, with 3d nigeria map and free map updates. Audio/video recording and playback functions, reverse and packing guide camera, handsfree bluetooth, dual cameras and 24hours surveillance/ tracking for your car. Resolution 9m (4000* 2256) diamension 7.4' x 4.33'.