DAHUA hardware compression DVR card VEC0404FB
VEC FB Series video and audio compression card use Texas Instrument's high-performance DSP DM645 with hardware H.264 algorithm compression that reproduces excellent image quality and achieves high compression ratio for the best possible performance. This series card can provide 4/8/16 channels 2CIF/HD1/CIF/QCIF with 25/30fps and dual-stream encoding; it also can support full channels 4CIF(D1) with 12/15fps or half channels 4CIF(D1) with 25/30fps encoding.

Features:
H.264 hardware compression algorithm for high compression ratio and excellent image quality.
>4/8/16 channels 2CIF/HD1/CIF/QCIF or half channels 4CIF(D1) real-time recoding and dual-stream supported, also support full channels 4CIF(D1) non-real time recoding.
>4/8/16 channels 4CIF(D1)/CIF/QCIF RAW video stream output.
>Support 4CIF(D1)/CIF/QCIF real-time preview for up to 64 cameras.
>Video detection supports Motion detection, Video loss and Video block.
>Support OSD/LOGO overlay, Privacy masking, Frame rate and Bit rate dynamically adjusted etc.
>Provide full SDK with Windows and Linux operation system.
>Compatible with full range of Dahua’s Compression card.
Model VEC1604FB VEC0804FB VEC0404FB
General
Encoding Chip TMS320DM645
PCI Standard PCI 2.2
Video
Input 16 channel, BNC(1.0Vp-p, 75?) 8 channel, BNC(1.0Vp-p, 75?) 4 channel, BNC(1.0Vp-p, 75?)
Standard NTSC(525Line, 60f/s), PAL(625Line, 50f/s)
Preview Resolution 4CIF(D1)/CIF/QCIF, Realtime
Compression H.264
Encoding Resolution NTSC: 704×480(4CIF/D1), 704×240(2CIF), 352×480(HD1), 352×240(CIF), 176×120(QCIF)
PAL: 704×576(4CIF/D1), 704×288(2CIF),352×576(HD1), 352×288(CIF), 176×144(QCIF)
Encoding Speed Main Stream:
Full-channels 2CIF/HD1/CIF/QCIF or Half-channels 4CIF(D1) with 25/30fps;
Full-channels 4CIF(D1) with 12/15fps
 Extra Stream: CIF/QCIF with 25/30 fps
Bit Rate 32Kbps~4Mbps
RAW Stream Full-channels 4CIF(D1)/CIF/QCIF
Audio
Input 16 channel, BNC(200-2800mV, 30KΩ) 8 channel, BNC(200-2800mV, 30KΩ) 4 channel, BNC(200-2800mV, 30KΩ)
Compression PCM/ADPCM
Sampling Rate 8bit/8KHz, 16bit/8KHz
Bit Rate 32Kbps
System Requirement
Operating System Windows 2000/XP/2003/Vista/7, Linux
CPU Intel or AMD
Motherboard Based on Intel or AMD chipset, PCI 2.2 slot
Memory 256MB or above
Graphics NVIDIA, AMD-ATI, Intel graphics cards, memory 64MB or above
Environmental
Working Environment -10~+55'C / 10~90%RH / 86~106kpa
Power Requirement 5V±10%, 3.3V±10%
Power Consumption 11W 7W 3W
Dimension 257mm×106.6mm 182.5mm×106.6mm 152.5mm×93.2mm