... &SMS Networking access for remote live viewing,recording,playback,setting,system statu,event log,email & ftp function10).Support DHCP / PPPOE ... WEB client, standalone client and SDK11).With the sound system for the protection circuit, unique triple watchdog function, very ... BNC,1.0Vp-p,75Ω,1 VGA output(optional)Audio Input4channelAudio Output1 channelAlarm InputNRelay OutputNNet InterfaceRJ-45 (10M/100M ...