LaView 4 HD 720P Security Camera System, 4 Channel HD-TVI Analog CCTV Video DVR System w/ 1TB HDD & 4 Bullet 720P Cameras High definition analog solution: 720P high definition video output 1 bonus channel allows for one network HD camera connection with real-time recording and playback Motion record: create recording schedules and/or record movements in customizable masked area(s) with email notification Night vision: see up to 65 ft. (nearly the length of a tennis court) in the dark with powerful infrared LED lights gives you ultimate clarity Indoor/outdoor cameras: IP weather resistant housing allows cameras to work from -40 Degree to 140 Degree and it has 3-axis adjustable mounting bracket