... ,720p resolutio Support HDMI Support 8pcs HDD 16 channel DVRSupport 16 channel video inputSupport 1080p,720p,D1,CIF,QCIF ... , support at most 16 channel local decoding simultaneously Support High Definition recording and 4 channel video playback simultaneouslyKindly GUI ... Interface2×BNC,1×VGA,1×HDMIAlarm Input Interface 16 Channel ChannelAlarm Output Interface 4 ChannelSerial Port1×RS485HDD ...