Dahua VEC0404HD-M70 - Page 15

10
1.5.4.1 Main Features and Performance
Features
 8-ch BNC video input interface, support HDCVI signal input.
 8-ch audio input, support external and built-in.
 Countercharge
 2 buttons, hot swap
 4 indicators
 High speed connector, including x4 PCI-E gen2, 12V DC power
Encoding Function
 HDCVI HD input port 1080P@30Hz, 1080P@25Hz, 720P@60Hz, 720P@50Hz,
720P@30Hz, 720P@25Hz
 Adopts H.264 video compression technology
 Adopts G711a, PCM and G711u audio compression standard
 Video encoding parameter is independently adjustable in each channel, including resolution,
frame rate, bit stream rate, image quality and etc.
 Each channel supports schedule and event as compression parameters
 Support composite and bit stream encoding, A/V are synchronized in composite.
 Support dual stream technology
 Support picture compression in 4 CIF under JPEG standard or CIF and net transmission
 Support watermark technology
1.5.4.2 Interface Introduction
 A/V input interface, BNC interface
1.5.4.3 Technical Specifications
Model
VEC804HC-M70
A/V Input
Video Input
8-ch BNC
Audio Input
8-ch HDCVI built-in
A/V
Encoding
Parameter
Video
Compression
Standard
H．264
Video
Encoding
Resolution
1080P/720P
Video Frame
PAL：1/16--25 frame/s, NTSC: 1/16--30 frame/s
Bit stream Rate
48Kbps-2048Kbps，customizable, max 4096 Kbps
Dual Stream
Support
Audio
Compresson
Standard
G711a, PCM, G711u
Audio Stream
Rate
8K16BIT