... , ONVIF HDMI, 8pcs HDD 4.2U 16CH NVR High Quality Dahua Onvif Nvr 4/8/16 Channel 2U Professional NVR3816 ... Fast play, Slow play, Next file, Previous file, Next camera, Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoomBackup ... PPPOE, DDNS, FTP, Alarm Server, IP Search(Support Dahua IP camera, DVR, NVS etc)Max Remote Users20 Users simultaneouslyRemote OperationMonitor, ...