Durable 8 Channel HD NVR Outdoor Cameras Product Dimensions: L 255 x W 216 x D 42 mm 8 Channel Network Video Recorder comes with 8 x Outdoor cameras which have a 60 degree viewing angle, 30 Meter IR night vision, motion detection and an ONVIF 2.0 compliant rating for great compatibility. General Specification: Mobile Phone Monitor: iPhone, Android Phones Internet Browser: IE5.0, NET4.5, Firefox, Google Chrome Supported OS: Win98 SE, ME, 2000, XP, Vista ONVIF 2.0 Compliant NVR Operating System: Embedded LINUX operating system Dual Stream: Each channel can set main stream and sub stream Image Motion Detection: Each screen can set multiple detection areas and set sensitivity (IPC Support) Recording Playback Quality: 4ch 720P playback in 8ch 720P mode; 1ch 1080P playback in 8ch 1080P mode Recording Mode: Support manual, auto, dynamic detection, alarm trigger record Backup Way: Support U Disk, USB mobile HDD,USB DVD-RW. network storage and backup Local Login: User name and password Recording Storage: Local HDD, network Wireless Port: 3G, WIFI