GW Security 16 Channel 1080P PoE NVR HD IP Security Camera System with 16 Indoor/ Outdoor 2.8-12mm Varifocal Zoom Night Vision 1080P Security Cameras Pre-Installed 4TB HDD Network Remote Access Full 1080P Realtime Recording 16 Channel NVR with (16) 1080P 5.0 Megapixel 2.8~12mm Varifocal Manual Zoom POE IP Cameras Support web and mobile surveillance by phones with Andriod, Balckberry, WinCE, Symbian, and iPhone ,HDMI & VGA Power over Ethernet setup is clean and simple with a single network cable, built-P2P service and support ONVIF agreement and QR Code Scan Built in 2.8~12mm Manual Zoom Varifocal Lens which allow you to adjust the angle of View, 42pcs Infrared LED, view up to 120 feet IR long distance Pre-installed 4TB Hard Drive with 1 Year Warranty and Free Life Time Tech Support From U.S.A.