Video/Audio Input
Audio Input:    
4-ch
Video Compression:    
H.264,H.264+
Analog and HD-TVI video input:    
8-ch,BNC interface (1.0Vp-p, 75 Ω)connection
Supported camera types:    
Support HDTVI input: 5MP,4MP,3MP,1080P/25Hz, 1080P/30Hz,720P/25Hz, 720P/30Hz, 720P/50Hz, 720P/60Hz,
Support AHD input: 1080P/25Hz, 1080P/30Hz, 720P/25Hz, 720P/30Hz
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
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:    
Mainstream:5MP/4MP/3Mp/1080p/720p/WD1/4CIF/VGA/CIF
Sub-stream:WD1/4CIF/CIF/QVGA/QCIF
Frame Rate:    
Main stream:
5MP@10fps/4MP@15fps/3MP@15fps/1080p/720p/WD1/4CIF/VGA/CIF@25fps (P)/30fps (N)
Sub-stream:
WD1/4CIF@12fps;CIF/QVGA/QCIF@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
Playback Resolution:    
5MP/4MP/3MP/1080p/720p/VGA/WD1/4CIF/CIF/QVGA/QCIF
Synchronous Playback:    
8-ch
Network management
Remote connections:    
128
Network protocols:    
TCP/IP, PPPoE, DHCP, Hik Cloud P2P, DNS, DDNS, NTP, SADP, NFS, iSCSI, UPnP?, HTTPS,
ONVIF
Hard Disk Driver
Interface Type:    
1 SATA Interface
Capacity:    
Up to 6 TB capacity for each disk
External Interface
Network Interface:    
1; 10M / 100M / 1000M self-adaptive Ethernet interface
USB Interface:    
2 USB 2.0 Interface on the front panel& 1 USB 3.0 Interface on the rear panel
Alarm Input:    
8-ch
Alarm Output:    
4-ch
General
Power Supply:    
12V DC
Consumption:    
≤ 15W(without hard disks)
Working Temperature:    
-10 oC ~+55 oC (14 oF ~ 131 oF)
Working Humidity:    
10% to 90%
Chassis:    
Standard 1U chassis)
Dimensions:    
315 × 242 × 45 mm 
(12.4 × 9.5 × 1.8 inch)
Weight:    
≤2kg(4.4lb)