16 Channel Penta-brid 4K 2U Digital Video Recorder, H.265+/H.265 dual-stream video compression Supports HDCVI/AHD/TVI/CVBS/IP video inputs Supports 64 channels of IPC access, each channel up to 12MP input; HDMI1 4K@60 fps output Supports AI by camera function Up to 16 channel perimeter protection Up to 6 channel video stream (analog channel max. supports 4 Up to 4 channel metadata Up to 24 face pictures/sec processing Up to 20 face databases with 100,000 face images in total