... live record, playback, multible person remote access and USB backupUser InterfaceOperatingGUI, support mouse operateVideo display1/4/8/ ... /day*channelVideo storageLocal disk, networkBackup waysNetwork backup, USB backup, USB CD-W, SATA backupInterfaceVideo input1ch HD-SDI/BNC, 8ch ... for each HDD)wireless port3G, WIFI(extend through USB)otherspower supply12V/4ADimension350mm(length)* 295mm(width)* 45mm( ...