PR- 760 FD Series 960H Face Detection DVRMulti-channel 960H DVR all channel 960H iDVR510451085116H-F real time recordingFacial detection functionUp to 4816 cameras with 1080p real time previewH264 dual-stream video compressionP2p cloud service, drop box, no port forwardingSupports 1CH face detection, instant playback and face index playbackHDMIVGATV simultaneous video outputMulti-channel synchronous real time playback, GRID interface and smart search3D intelligent positioning with PTZ dome cameraSupports 1 SATA HDD up to 6TB, 2 USB 2.0Multiple network monitoring: web viewer, CMS (DSSsmart PSS) and smartphone (DMSS)other modelsPR-764 FDPR-768 FD