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        TR 5504 AHD High-definition on-board DVR (4 inputs SD card)

        Embedded HiSilicon GPU, H.264 encoding, high compression ratio, clear image.Support 4 AHD Million HD/Analog SD video/audio inputs, 1 video/audio simultaneous output, 1 VGA output.Support 4 720P HD real-time local recording

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        Embedded HiSilicon GPU, H.264 encoding, high compression ratio, clear image.Support 4 AHD Million HD/Analog SD video/audio inputs, 1 video/audio simultaneous output, 1 VGA output.Support 4 720P HD real-time local recording

        Funtionality: 
        Embedded HiSilicon GPU, H.264 encoding, high compression ratio, clear image
        Support 4 AHD Million HD/Analog SD video/audio inputs, 1 video/audio simultaneous output, 1 VGA output
        Support 4 720P HD real-time local recording


        Power: 
        Professional on-board power deign, 9-36V DC wide voltage input desigh
        Various circuit protection on undervoltage, short circuit, reverse connection and so on, can be adapted on different vehicles.
        Support intelligent power management: automatical power-off under low voltage, low consumption when cut-off

        Data storage:
        Special file management mechnism, to realize data encryption and effective data protection
        Specific SD card bad sectors inspection technology, which guarantees the continuity of recording and at the same time extend the SD card lifetime
        Embedded super capacitor, to avoid data loss and SD card damage in case of abnormal outages
        Support SD card storage, up to 256G

        Interface:
        Support GPS/BD positioning, high sensitivity, quick localisation
        Support WIFI wireless downloading, support 802.11b/g/n, 2.4G frequency
        Embedded 3G/4G module, support LTE/HSUPA/HSDPA/WCDMA/EVDO








        Technical Specification:
        AHD High-definition on-board DVR (4 inputs SD card)
        System Processor Hi3520DV200
        Operating system Linux
        Language Chinese/English
        Audio/Video Compression formate PAL/NTSC
        Video compression H.264
        Resolution 720P /960H/D1/CIF
        Decoding 1 720P, real time
        Recorded video rate 4096Mbps full frame, 6 selectable video quality
        Recorded audio rate 8KB/s
        Storage SD card
        I/O Audio/Video input 4 logical input (aviation connector)
        Audio/Video output 1 VGA video output, 1 logical audio/video output (aviation connector)
        Alarm input 4 digital input
        SD card 1 SDXC (Max 256G)
        USB 1 USB 2.0
        Ignition 1 ACC
        Serial port 1 LVTTL
        LED indicator PWR/RUN/SD/ALM
        SD card lock 1
        Debug serial port 1
        Extension GPS/BD Support antenna plug in/out/short circuit self-check
        3G/4G Support CDMA/EVDO/GPRS/WCDMA/FDD LTE/TDD LTE
        WIFI 802.11b/g/n (2.4GHz)
        Others Input voltage DC:9V~36V
        Output voltage 5V 300mA
        Power consumption Standby: 3mA
        Max 18W  @12V 1.5A @24V 0.75A
        Working temperature -20 --- 70℃
        Dimension 142*153*33(mm)

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