HIKVISION DS-7216HUHI-K2: Turbo HD 8MP 16Ch c/w 2HDD Digital Video Recorder (DVR)

Video/Audio Input
Audio Input:		4-ch
Video Compression:		H.265 Pro+/H.265 Pro/H.265/H.264+/H.264
Analog and HD-TVI video input:		16-ch,BNC interface (1.0Vp-p, 75 Ω)connection
Supported camera types:		Support HDTVI input: 8 MP, 5 MP, 4 MP, 3 MP, 1080p30, 1080p25, 720p60, 720p50, 720p30, 720p25 Support AHD input: 5 MP, 4 MP, 1080p25, 1080p30, 720p25, 720p30 Support CVI input: 4 MP, 1080p25, 1080p30, 720p25, 720p30  Support CVBS input
Video Input Interface:		BNC (1.0 Vp-p, 75Ω)
Audio Compression:		G.711u
Audio Input Interface:		4-ch, RCA (2.0 Vp-p, 1 KΩ)
Two-way Audio:		1-ch, RCA (2.0 Vp-p, 1 KΩ), (using the 1st channel of audio input)

Video/Audio Output
Frame Rate:		Main stream:  8 MP@8fps/5 MP@12fps/4 MP@15fps/3 MP@18fps 1080p/720p/WD1/4CIF/VGA/CIF@25fps (P)/30fps (N) Sub-stream:  WD1/4CIF/CIF@25fps (P)/30fps (N)
Video Bit Rate:		32 Kbps-10 Mbps
Stream Type:		Video/Video&Audio
Two-way Audio:		1-ch, RCA (2.0 Vp-p, 1 kΩ) (using the audio input)
Audio Output:		1-ch RCA(Linear, 1kΩ)
Audio Bit Rate:		64kbps
Dual Stream:		Support
Synchronous Playback:		16-ch

Network management
Remote connections:		128
Network protocols:		TCP/IP, PPPoE, DHCP, Hik-Connect, DNS, DDNS, NTP, SADP, NFS, iSCSI, UPnP?, HTTPS, ONVIF

Hard Disk Driver
Interface Type:		2 SATA Interfaces
Capacity:		Up to 10 TB capacity for each disk

External Interface
Network Interface:		1; 10M / 100M / 1000M self-adaptive Ethernet interface
USB Interface:		1 USB 2.0 Interface & 1 USB 3.0 Interface
Serial Interface:		1; standard RS-485 serial interface, half-duplex
Alarm Input:		16-ch
Alarm Output:		4-ch

General
Power Supply:		12 VDC
Consumption:		≤ 25W(without hard disks)
Working Temperature:		-10 oC to +55 oC (14 oF to 131 oF)
Working Humidity:		10% to 90%
Dimensions:		380 × 320 × 48 mm (15.0 × 12.6 × 1.9 inch)
Weight:		≤ 2 kg (4.4 lb)