Features: 1.Video mode: the video recorder automatically connected to the power and start to record when the doors open . Delay the closure of the doors after a certain period of time video and then stop the video. 2.SD card storage: inserts and take out to read the card to be convenient , the performance of SD card -board has the superior quakeproof and against the high temperature is compared with the hard disk. 3.Automatic cycle of the video: 16G SD card can store video recording recently about three days of passengers in-out at vehicles . 4.Automobile black box functions: video can overlay vehicle speed, brake signals, built-in time, date, license plate number, etc.; 5.Synchronous sound recording: External connection to the monitor of microphone, audio and video synchronous save in the SD cards; 6.Playback at the scene: The Host bring their own high-definition 2.5-inch TFT screen, video playback can be at the scene. 7.Support 1-4 channel real-time video input: Can be achieved at the same time up to 4-channel video; 8.Automatic reset: instantaneous cut power, system can be rapid recovery after the power Properly connected and the video has recorded will not be affected.