... 8 Channel DVR with 8 channel audio input support 3G/wifi 8ch video input,8ch audio input,2 SATA HDD ... )8 CHANNEL PLAYBACK, TV,VGA OUTPUT, 1U CASE,SUPPORT WIFI&3G, IR Extend(10-25M option)HDMI(optional)PAL/NTSCSpecification : ... PPPOE,FTP,DNS,DDNS,NTP,UPNP,EMAIL,Alarm Server,ARSP,Wifi,3G IE Remote PreviewIE(need Manual Installation), NetView, CMS ... 8 Channel DVR with 8 channel audio input support 3G/wifi