GW 16 Channel 1080P Preview 720P Realtime (16) Varifocal Zoom 200 feet IR Night Vision Outdoor/ Indoor Security Camera DVR System with Pre-Installed 4TB Hard Drive High Definition HD-CVI 1080P Preview 720P Real time 16 Channel DVR with (16) 1.0 Megapixel 720P 2.8~12mm Varifocal Manual Zoom Cameras Support IE browser and mobile surveillance by phones with Andriod, Balckberry, WinCE, Symbian, and iPhone ,HDMI & VGA 78PCS Infrared LED for up to 200 ft IR distance. Vandal proof & Water proof, great for outdoor or indoor use Pre-installed 4TB Hard Drive and (16) Pre-made BNC cables 1 Year Warranty and Free Life Time Tech Support From U.S.A.