H.264 4CH High-definition Audio and Video Compression Card HY1704HC

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    4 (1 Customer Reviews)   
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    • Description:
    • H.264 4CH High-definition Audio and Video Compression Card HY1704HC    
    Features Description
     1,1704 HC card to complete 4-channel synchronized audio and video encoding CIF format
     2, the card uses PHILIPS mainstream PNX170X chips, with speeds equivalent to twice the original PNX150X chips
     3, the video card is fully co-mux chip independently developed by the company, and has applied for patent
     4, the card board with a leading adaptive technology, generally supportive of the market a variety of chipsets and graphics cards, motherboards maximize performance, reduce user selection of the troubled board


    • Specifications:
    • H.264 4CH High-definition Audio and Video Compression Card HY1704HC    

    Video Parameters:

    Video compression standard

    H.264

    Encoding Resolution

    PAL:704×576(D1),528×384(2CIF),352×288(CIF)
    NTSC:640×480(D1),480×320(2CIF),320×240(CIF)

    Video and audio input

    4 composite video and audio input video and audio input,BNC connector

    Video compression rate

    20~4Mbps

    Stream type

    Video stream, complex flow

    Video frame rate

    PAL: 1 ~ 25 frame / sec; NTSC: 1 ~ 30 frames / sec

    Preview resolution

    PAL: 704 × 576 (D1), the number of 500 horizontal lines, vertical lines 400

    Playback Resolution

    PAL: 704 × 576 (D1), the number of 500 horizontal lines, vertical lines 400

    Audio Parameters:

    Audio compression standard

    G.726

    Audio sampling frequency

    8KHz

    Audio Input
    4 audio input, RCA socket

    Environmental parameters

    Humidity

    10%~90%RH

    Temperature

    0℃~+55℃

    Size

    1704HC: 134.8×80.3mm2

    Power consumption

    1704HC≤5W

    Detailed features

    Hardware filtering

    with multi-level hardware filtering and De-interlace function, can
    effectively improve the image quality

    Overlay function

    Support hardware characters, time stack, to support Logo overlay and partial mosaic block. Gray OSD, support of adaptive changes in brightness of the background brightness of the OSD font functions

    Motion detection


    Support multi-window, multi-zone, does not account for system resources, more sensitive motion detection

    Alarm

    Video loss alarm

    Encryption

    Support to the financial level of onboard security encryption, providing a unique identification card number

    Capture function

    Support the original image capture, JPG, BMP format

    Real-time monitoring function

     Provide real-time audio monitoring interface

    Encoding

    Supports CBR / VBR / HBR mode. In the HBR mode, code stream upper limit set, the noise is bigger, still controlled stream; real time dynamically adjust brightness, contrast and other video parameters

    H.264 4CH High-definition Audio and Video Compression Card HY1704HC
    H.264 4CH High-definition Audio and Video Compression Card HY1704HC
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