4CH 720P Dual SD Card Mobile DVR for Vehicles
MD522S is a 4-channel Dual SD Card Mobile DVR for Vehicles. Adopting the high-performance processor and Linux operating system, it is a core product of new-generation wireless vehicle video surveillance solutions that uses H.264 video compression/ decompression, GPS positioning and wireless data transmission technologies. The device is specially designed for mobile video surveillance for different types of vehicles, such as buses, long-distance coaches, taxis, logistics vehicles, armored cars, private cars, etc.
FEATURES
![Smiley face](http://www.meitrack.com/wp-content/uploads/2019/11/Dual-Systems.png)
Remain the advantages of GPS tracking, and add DVR functions to meet more demands of applications.
![Smiley face](http://www.meitrack.com/wp-content/uploads/2019/11/High-Stability-150x150.png)
Independent 4G communication. The tracker and peripherals can work properly no matter when the ACC is on or off.
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The MS03 platform that integrates video surveillance with GPS tracking.
![screen](http://www.meitrack.com/wp-content/uploads/2019/11/Video-Recording-150x150.png)
4-channel 720P live video recording, support OSD overlay for video recording.
![1](http://www.meitrack.com/wp-content/uploads/2019/11/Video-Management-150x150.png)
Support video searching, playback and downloading via the platform.
![screen](http://www.meitrack.com/wp-content/uploads/2019/11/Communication-150x150.png)
Support GPS/ GLONASS/ BeiDou/ 3G/ 4G/ WiFi communication.
WORKING PRINCIPLES: MEITRACK VS OTHER MANUFACTURERS
APPLICATIONS
MDVR INSTALLATION AND FUNCTION TEST IN EXTREME ENVIRONMENTS
SPECIFICATIONS
Dimension | 145 mm x 145 mm x 57 mm | ||
Weight | 850g | ||
Power input | DC: 8V–36V/A | ||
Power consumption | Start the host audio and video: about 6.6 W Single MCU: 45mA Connect a camera: 120–200 mA (day); 400–600 mA (night) |
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Operating temperature | -20°C to 70°C | ||
Video input | 4-channel 720P@25FPS live video recording | ||
Video output | 1-channel CVBS | ||
Compression standard | H.264 | ||
Image display | Support one-image and four-image display | ||
Audio compression | G.726 | ||
Audio input | 5-channel audio input; 4-channel AV-IN interface; 1-channel voice intercom interface; 1-channel handle interface |
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Audio output | 1-channel independent audio DC blocking output (CVBS aviation connector); 1-channel handle interface |
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Video search and playback | Search and play back videos based on the channel, recording type, or time. | ||
Recording method | Simultaneously record the ACC, alert, sound, and video. | ||
WiFi | 802.11 b/g/n; frequency: 2.4 GHz | ||
GPS/GLONASS | Detect the insertion, pull-out, and short circuit of the antenna. | ||
Storage medium | 2 SD cards | ||
I/O port | 4 x AV-IN, 1 x AV-OUT, 9 x Din, 3 x Dout, 2 x AD, 1 x 1-wire, 2 x RS232, 1 x RS485, 1 x CAN, 1 x ETH, 1 x MIC&SPK, 1 x AUDIO | ||
2G/3G/4G | MD522S-E GSM: B3/B8, WCDMA: B1/B8, LTE FDD: B1/B3/B7/B8/B20/B28A MD522S-A WCDMA: B2/B4/B5, LTE FDD: B2/B4/B12 MD522S-AU GSM: B2/B3/B5/B8, WCDMA: B1/B2/B4/B5/B8 LTE FDD: B1/B2/B3/B4/B5/B7/B8/B28, LTE TDD: B40 MD522S-J WCDMA: B1/B6/B8/B19, LTE FDD: B1/B3/B8/B18/B19/B26, LTE TDD: B41 MD522S-G GSM: B2/B3/B5/B8, WCDMA: B1/B2/B4/B5/B8/B19 LTE FDD: B1/B2/B3/B4/B5/B7/B8/B12/B13/B25/B26/B18/B19/B20/B28 LTE TDD: B38/B39/B40/B41 |
ACCESSORIES
MD522S MDVR | Power & ACC cable | I/O cable | |||
USB cable | GPS antenna | 3G/4G antenna | |||
WiFi antenna | SD card lock key | CD download card |
OPTIONAL ACCESSORIES
4 cameras | SD card | Display | |||
Microphone & speaker | Ultrasonic fuel level sensor | RFID reader | |||
LED display |
CERTIFICATE
CE, NBTC