Dahua Technology Lite DHI-NVR4116-8P-4KS2/L. Video input channels: 16 channels, Maximum resolution: 3840 x 2160 pixels, Supported resolutions: 3840 × 2160 1920 × 1080 1280 × 1024 1280 × 720 1024 × 768. Maximum storage capacity: 6 TB, HDD interface: SATA III. Ethernet LAN data rates: 10,100 Mbit/s, Supported network protocols: HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP,.... Rack capacity: 1U, Product color: White, Compatible products: EN55032, EN55024, EN50130-4, EN60950-1 Part 15 Subpart B, ANSI C63.4-2014 UL60950-1+CAN/CSA C22.2.... Power: 8.3 W, Power over Ethernet (PoE) power per port: 25.5 W