... operation of recording, playback, network transmission, backup, mobile control and interface operation3.Two USB ports, two are high-speed USB2.0 ... interface, you can mix backup and mouse4.Powerful CMS features, ... 10M/100M and RS485Hard disk interfaceSupport one hard disk ,Max for 2TGUSB Interface2 USB interface,Support USB mouse, U disk, USB mobile hard diskVGA ...