... 352×240) / QCIF(176×144/176×120)Record RateMain Stream:960H/D1/HD1/2CIF/CIF(1~25 ... ), Pre-record: 1~30 sec, Post-record: 10~300 secVideo Detection & AlarmTrigger EventsRecording, PTZ, Tour, Alarm, Video Push, ... camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoomBackup ModeUSB Device / eSATA Device / Internal SATA burner ... without HDD)Application System 16CH Digital Video Recorder DVR