Gui graphical interface, support s-chinese, english, french, italian, german, russian, thai, japanese, spanish, turkish; recording¡¢playback¡¢network triplex functionality, single¡¢four screens playback simultaneously, manual / timing / alarm linkage / motion detection recording mode; time flow design, fast exact recording search; auto protect and auto resume; two sata interface, support 2 hard disk above 2tb. Support usb hdd / u disk / network backup; support client and ie remote view, enabling 10 customers to remote monitoring simultaneously; support tcp/ip¡¢pppoe¡¢ddns¡¢email etc network functionality; support symbian, windows mobile, iphone, black berry or android system mobile remote monitoring; support ir remote control¡¢usb and ptz function, with mouse and remote control. N.W: 1.8kg G.W: 5kg Dimensions: 335(l)x290(w)x58(h) mm