SPECS
Video/Audio Input
Audio Input:    
1-ch
Video Compression:    
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: 3 MP, 1080p/25Hz, 1080p/30Hz, 720p/25Hz, 720p/30Hz, 720P/50Hz, 720p/60Hz
Note: The 3 MP signal input is only available for the first 2 channels of DS-7208HQHI-F2/N, and the first 4 channels of DS-7216HQHI-F2/N.
Support AHD input: 1080p/25Hz, 1080p/30Hz, 720p/25Hz, 720p/30Hz
support CVBS input
IP Video Input:    
2-ch Up to 2MP resolution
Video Input Interface:    
BNC (1.0 Vp-p, 75Ω)
Audio Compression:    
G.711
Audio Input Interface:    
RCA (2.0 Vp-p, 1 kΩ)
Two-way Audio:    
1-ch, RCA (2.0 Vp-p, 1 KΩ) (using audio input)
Video/Audio Output
CVBS Output:    
1-ch,BNC(1.0Vp-p,75Ω),resolution:PAL:704x576,NTSC:704x480
HDMI/VGA Output:    
HDMI: 1-ch,4K(3840×2160)/30Hz,2K(2560×1440)/60Hz, 1920×1080/60Hz, 1280×1024/60Hz,1280×720/60Hz,1024 ×768/60Hz
VGA:1-ch,2K(2560×1440)/60Hz,1920×1080/60Hz,1280×1024/60Hz,1280×720/60Hz,1024×768/60Hz
Recording resolution:    
When 1080p Lite mode not enabled: 3 MP/1080p/720p/VGA/WD1/4CIF/CIF;
When 1080p Lite mode enabled: 3 MP/1080p lite/720p/VGA/WD1/4CIF/CIF
Frame Rate:    
Main stream:
When 1080p Lite mode not enabled: 
For 3 MP stream access: 3 MP/1080p/720p/VGA/WD1/4CIF/CIF@12fps
For 1080p stream access: 1080p/720p@12fps; VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
For 720p stream access: 720p/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
When 1080p Lite mode enabled: 
3 MP/1080p lite/720p/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
Video Bit Rate:    
32 Kbps-6 Mbps
Stream Type:    
Video/Video&Audio
Audio Output:    
1-ch RCA(Linear, 1kΩ)
Audio Bit Rate:    
64kbps
Dual Stream:    
Support
Playback Resolution:    
3 MP/1080p/720p/VGA/WD1/4CIF/CIF
Synchronous Playback:    
16-ch
Network management
Remote connections:    
128
Network protocols:    
TCP/IP, PPPoE, DHCP, Hik Cloud P2P,DNS, DDNS, NTP, SADP, SMTP, NFS, iSCSI, UPnP?, HTTPS,ONVIF
Hard Disk Driver
Interface Type:    
2 SATA Interfaces
Capacity:    
Up to 6 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
General
Power Supply:    
12V DC
Consumption:    
≤ 30W(without hard disks)
Working Temperature:    
-10 oC ~+55 oC (14 oF ~ 131 oF)
Working Humidity:    
10% ~ 90%
Chassis:    
380mm 1U chassis
Dimensions:    
380 × 320 × 45 mm 
(15.0 × 12.6 × 1.8 inch)
Weight:    
≤2 kg(4.4lb)