digital video recorder dvr -H.264,4chs ... channels Realtime full D1 recording, and real time multi channels playback3).Support VGA output and TV output at the ... client &SMS Networking access for remote live viewing,recording,playback,setting,system statu,event log,email & ftp function10).Support ... zones,Sensitivity:1-6(6 is highest)Trigger recording,PTZ movement,tour,alarm,email,snapshot & FTPAudioAudio ...