... BNC8 channel, BNC16 channel, BNCOutput1 channel, BNCTwo-way Talk1 channel Input, 1 channel Output, BNCDisplayInterface1 HDMI ... secVideo Detection & AlarmTrigger EventsRecording, PTZ, Tour, Alarm, Video Push, Email, FTP, Spot, Buzzer & Screen tipsVideo ... DetectionMotion Detection, MD Zones: 396(22×18), Video Loss & Camera BlankAlarm Input4 channel8 channel16 channelRelay Output6 ...