Main Processor Hisilicon Hi3520D Compression Method H.264 IP Video input 1 x RJ45 4CH (1920×1080, 1280×960, 1280×720,etc) Video output 1CH VGA Output and 1CH HDMI output Audio input/output 4CH input / 1CH output SATA (HDD) Support 2 SATA port, each HDD MAX 4TB Display Resolution 4 x (720P/960P/1080P) Recording(real time) 4 x 960P or 4 x 1080P Playback(real time) 4 x 960P or 2 x 1080P System Resource Sixfold operation simultaneously: Live recording, Playback, Backup, Remote access, PTZ control, Mobile monitoring Control Mode Front panel, USB mouse, IR remote control, Network USB 2 * USB2.0 ; Support wireless mouse Network Protocol Support Onvif, RTSP Smartphone Support IOS & Andriod system Network 1 RJ-45 Ethernet connector, Static IP , Support Internet Explorerand special client software and CMS Power supply DC12V, 4A (Adapter Included) Product size Dimensions (L×W×H): 335*250*50mm Package Weight 3.5 Kg