Hanwha QRN-820S. Video input channels: 8 channels, Maximum resolution: 3840 x 2160 pixels, Supported resolutions: 3840 x 2160, 1920x1080, 1280x720. HDD capacity: 4 TB, Maximum storage capacity: 6 TB, HDD interface: SATA, SATA II, SATA III. Ethernet LAN data rates: 10,100,1000 Mbit/s, Supported network protocols: IPv4, IPv6, TCP/IP, UDP/IP, RTP (UDP), RTP (TCP), RTSP, NTP, HTTP, DHCP (Server, Client), PPPoE,.... Product color: Black. Output voltage: 54 V, Total Power over Ethernet (PoE) budget: 65 W