HIKVISION DS-7616NI-Q2 16Ch NVR 2HDD 4MP Security Camera  (16 Channel)

Video And Audio IP Video Input 16-ch HDMI Output 1-ch, 4K (3840 × 2160)/30Hz, 1920 × 1080p/60Hz, 1600 × 1200/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz VGA Output 1-ch, 1920 × 1080p/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz Incoming Bandwidth 160 Mbps Outgoing Bandwidth 80 Mbps Audio Output 1-ch, RCA (Linear, 1 K?) Two-Way Audio 1-ch, RCA (2.0 Vp-p, 1 k ?) Decoding Decoding Format H.265+,H.265,H.264+,H.264 Decoding Capability 4-ch@1080p Synchronous Playback 16-ch Recording Resolution 8 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA /720p/VGA/4CIF/DCIF/ 2CIF/CIF/QCIF Network Network Protocol TCP/IP, DHCP, Hik-Connect, DNS, DDNS, NTP, SADP, SMTP, NFS, iSCSI, UPnP™, HTTPS Network Interface 1, RJ-45 10/100/1000 Mbps self-adaptive Ethernet interface PoE Interface N/A RAID RAID Type No Auxiliary Interface SATA 2 SATA interfaces Capacity Up to 8TB capacity for each disk USB Interface 2 × USB 2.0 General Power Supply 12 VDC, 2.1 A Consumption ? 15W Working Temperature -10 to +55º C (+14 to +131º F) Working Humidity 10 to 90 % Chassis 1U chassis Dimension (W × D × H) 385 × 315 × 52 mm (15.2"× 12.4" × 2.0") Weight ? 1.8 kg (4.0 lb)