Features & Functions :
Audio and video hardware compression card, using advanced standard H.264 video compression algorithm to achieve excellent image quality and high compression ratio;
Support 4 channel 1080P(25,30)/1080I(50,60)/720P(25,30,50,60) HD-SDI video inputs;
Support up to 1080P realtime live view;
4 channel full-HD video realtime compression, max 200fps at 1080P, support dual-stream;
4 channel G.711 audio compression;
Support motion detection, video loss and camera masking function; support OSD, logo overlay, video frame rate, frame rate dynamic setup and etc;
Support Windows 2000/XP/2003/Vista/7;
Support 1 channel 1920*1080 HDMI output or 1 channel 1280*1024 VGA output with 1/4-window display;
PCI-E x1 port, compatible with all DG/NV series compression cards.

Specifications

Model DG4204HD
Video Input 4 channel, HD-SDI HD video, BNC
Audio Input 4 channel, BNC(Sub card expansion)
Preview Resolution Max 1080P(1920×1080), Realtime
Bit Rate 256Kbps~10Mbps
Compression Standard H.264
Compression Resolution 1080P(1920×1080),
720P(1280×720),
1080P/4:(960×540),
720P/4:(640×360),
1080P/16:(480×270),
720P/16:(320×180).
Output 1 channel HDMI(1920×1080)/1 channel VGA(1280×1024, Sub card expansion)
1/4 display split, Support Tour function
Sampling Rate 16bit/8KHz
Audio Compression Bit Rate 64Kbps
Audio Compression PCM/G.711
Power Supply 12V±10%, 3.3V±10%
Power Consumption 16W
Working Environment -10℃~+55℃/ 10~90%RH / 86~106kpa
Dimension 250mm×106.6mm