16/32/64-channel input
           Third-party IP cameras supported with ONVIF conformance
           Support 2-ch HDMI, 1-ch VGA, 1-ch CVBS, HDMI2 at up to 4K(3840x2160) resolution
           Up to 12 Megapixels resolution recording
           Support H.265/H.264 video formats
           Accurate retrieval, instant playback
           8 SATA HDDs, Up to 8TB for each HDD
           Support various VCA detection alarm and VCA search
           Support N+1 Hot spare
           Support for 12V Power output
           Support for P2P, UPnP, NTP, DHCP, PPPoE
           Support for mobile client access