... H.264 compression allows you to maximize your hard drive recording time, and delivers good digital video ... .Supports SATA HDD (maximal value of each hard disk is up to 4TB)10.WINDOWS Graphical ... of secondary services12.Powerful network software:built-in web server, multi-DVR client, MSS(mobile phone surveillance software ... PPPOE,FTP,DNS,DDNS,NTP,UPNP,EMAIL,Alarm Server,ARSP,Wifi,3G. 1 x Software CD1 ...