Audio Input
4-ch

Video Compression
H.264,H.264+

Analog and HD-TVI video input
8-ch,BNC interface (1.0Vp-p, 75 Omega)connection

Supported camera types
Support HDTVI input: 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, 75 Omega)

Audio Compression
G.711u

Audio Input Interface
4-ch RCA (2.0 Vp-p, 1 K Omega)

Two-way Audio
1-ch, RCA (2.0 Vp-p, 1 K Omega) (using audio input)

CVBS Output
1-ch,BNC(1.0Vp-p,75 Omega),resolution:PAL:704x576,NTSC:704x480

HDMI/VGA Output
HDMI: 1-ch,4K(3840x2160)/30Hz,2K(2560x1440)/60Hz, 1920x1080/60Hz, 1280x1024/60Hz,1280x720/60Hz,1024x768/60Hz
VGA:1-ch,2K(2560x1440)/60Hz,1920x1080/60Hz,1280x1024/60Hz,1280x720/60Hz,1024x768/60Hz

Recording resolution
3 MP/1080p/720p/WD1/4CIF/VGA/CIF

Frame Rate
Main stream:3 MP at 15fps, 1080p/720p/WD1/4CIF/VGA/CIF at 25fps (P)/30fps (N)
Sub-stream:WD1/4CIF at 12fps, CIF/QVGA/QCIF at 25fps (P)/30fps (N)

Video Bit Rate
32 Kbps-10 Mbps

Stream Type
Video/Video and Audio

Two-way Audio
1-ch, RCA (2.0 Vp-p, 1 k Omega) (using the audio input)

Audio Output
1-ch RCA(Linear, 1k Omega)

Audio Bit Rate
64kbps

Dual Stream
Support

Playback Resolution
3 MP/1080p/720p/VGA/WD1/4CIF/CIF

Synchronous Playback
8-ch