64channel IPC input, 32 Channel Live Preview(1st Screen:1st Screen: 1/4/8/9/16/25/36 ,2nd Screen: 1/4/8/9/16), H.265/H.264/MJPEG codec decodingMax 384Mbps incoming bandwidthUp to 12Mp resolution preview & playback2HDMI/VGA simultaneous video outputSupport 8 SATA HDDs up to 48TB,1 eSATA PortSupport Raid 0/1/5/6/10Support Smart Tracking and Intelligent Video4 USB(2 USB3.0, 2 USB2.0), 2*1000 Mbps Network CardRS232 , RS485, 16 Alarm In , 8 Relay Output