... channel, BNC, 200-3000mv, 5KΩAudio CompressionG.711Video Detection & AlarmMotion DetectionZones: 396 (22*18) detection zonesSensitivity: 1~6 (level 6 ... movement, tour, alarm, e-mail & ftp uploadRelay output3/6/6 channel, 30VDC, 1A, NO/NC, form-CHard DiskHard Disk4 ... Alarm, Motion Detection & exact search (accurate to second)Playback2 channel playback simultaneously, pause, stop, rewind, fast play, slow ...