Up to 4/8/16 channel HD-SDI video 1080p realtime live view Max 200/240fps@1080p HDMI / VGA / TV ... channel, BNC8 channel, BNC16 channel, BNCStandard1080P(25/30) / 720P(25/30,50/60)AudioInput4 channel, BNC8 channel, BNC16 channel, BNCOutput1 channel, BNCTwo-way Talk1 channel Input, 1 channel ... ~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 secVideo Detection & AlarmTrigger ...