... >Alarm>Video Detection>ContinuousPlaybackMulti channels playback simultaneously,pause,stop,rewind,fast play, slow play,next file,previous file,repeat,shuffle,backup ... output BNC,1.0Vp-p,75Ω,1 VGA output(optional)Audio Input4channelAudio Output1 channelAlarm InputNRelay OutputNNet InterfaceRJ-45 (10M/100M)PTZ ...