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Currnet position:Home > product center > 3G/4G MDVR

H3225A 4 CH MDVR

4-channel MDVR with 2.5” embedded HDD (500G), WIFI & GPS optional, H.264, resolution up to D1 (2-channel full D1, 2 Channels CIF), supports EVDO/HSDPA/HSUPA/HSPA+/LTE celullar network. Excellent performance of anti-vibration and dust proof, industrial rugged design with aluminum case for higher heat emissions. Managed by Hongdian CMS. Ideal for vehicle surveillance and vehicle fleet management.

◆  Basic functions:

        ◇   H.264 video compression technology, high compression ratio

        ◇   4-channel audio and video synchronous collection, transmission, storage.

        ◇   support voice talk.

        ◇   support IO alarm, motion detection alarm, over speed alarm and other alarm

        ◇   Supports timing / alarm triggered automatically video or photo capture

        ◇   Supports PTZ control, position preset and cruise

        ◇   support 3G Internet routing, DMZ and NAT

        ◇   support server video storage, local HDD recording storage

        ◇   support parameters configuration and real-time video display on WEB browser

        ◇   embeded GPS module, tracking on google map and replay

        ◇   Wi-Fi, 802.11 b/g/n, AP and client supported

        ◇   Supports OSD image overlay, such as speed, time, GPS info etc

        ◇   Support connection to external sensors, controllers, LED screen and other devices through the serial port

        ◇   Support to download recorded data by cellular network and replay


◆  Enhanced functions:

        ◇   optimized data transmission of 3G and 2.5G, support 2.5G and 3G network automatic switch

        ◇   optimized transparent RS232 serial transparent data transmission for connection with vehicle operational recorder and other equipment

        ◇   support turn-on by timing, ignition, ingnition priority. Support delayed turn-off function.

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Video encode standard


Cellular network


Video Resolution


Video input

4 CH

Video interface

Air connector

Video frame rate

PAL: 1-25 frame/s, NTSC: 1-30 frams/s

Code type

Video flow/compound flow (dual code stream)

Output code-rate

Customized between 16K--2Mbps

Audio input

4 CH

Audio interface

Air connector

Audio code


Audio code rate


Voice call input

1 CH (level: 2Vp - p, Impedance 1kΩ)

Communication port

RJ45 10M/100M Ethernet port*1, RS232*1, RS485*1

Router function


Alarm input

GPIO port*4

Alarm output

GPIO port*4

Storage capacity

2.5” SATA HDD*1

Power supply

DC 8-36V

Power output

4 CH DC 12V/1 CH DC 5V

Power consumption


Working temperature


Working humidity






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H3225A is mainly for vehicle surveillance and vehicle fleet management

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