3G WIFI GPS School Bus AHD 4 Channel SSD Mobile HD DVR Waterproof IP67

• 8V-36V DC power supply is used for this device. Please note the positive and negative terminals during connection to prevent short circuit;
• Please power the device off before connecting any peripheral ;
• Do not touch the power supply and the device with wet hands;
• Do not spray liquid on the device to prevent internal short circuit or fire;
• Do not place any other device directly on top of the camera;
• Do not disassemble the housing without authorization to avoid damage or electric shock;

  Common Questions and Answers (QA) for MDVR

  
  

  Q: What shall we do when a problem that could not be solve occurs to the product?

  A: Record product model and software version number and submit detailed problem description to our technical support engineer for analysis. Detailed description will be very helpful to our analysis.

  
  

  Q: What shall we do when the mobile device has no video output?

  A: 1. Check the power status of the device. If only one blue indicator is lit up, it indicates that the device is still in standby mode and not powered on; at the same time, check if red or yellow cable of the main power is supplied normally; If not, the device cannot be started.

  2. Check if the display is powered and if the display video is switched to AV status.

  3. Check the connection status of the video output cable and display.

  4. Check the lock status the mainframe lock; the device can be started only when the lock is locked.

  Q: What shall we do when the mainframe video input interface is different from the camera input interface?

  A: a 4-pin interface is used for the vehicle device. BNC interface or air interface is used for the camera. If inconsistency is found, please use an adapter or connect it to a standard line defined as the line sequence for the vehicle device.

Mobile HD DVR VM-3504-HD is a vehicle SSD MDVR,which support 4 channels analog audio and video recording and playback at the same time.it support network function, RJ45 is use to connect with external LAN or 1 1080P IP camera. the device up to support 4 analog camera + 1 1080P IPC recorder at the same time. The product adopts ARM DSP fast dual-c. ore processor running on the Linux embedded OS, and also integrates the most advanced H.264 video encoding/decoding in IT industry, 3G/4G network, GPS and WiFi, as well as fail-safe protection, wide voltage features. It is extensively applied in public buses, logistics vehicles, school buses, police cars, financial convoy cars and fuel tankers.

Company Information

Visionmaster Industrial Co., Ltd. is a leading Vehicle surveillance, Telematics & Video processing services provider with global perspective. We have dedicated to this industry for more than 10 years, and become a top mobile surveillance solution provider in China with a cutting edge team of more than 200 employees, among which there are more than 60 development engineers and 6 producing lines. Each product from material to export will pass 5-9 times striecttest work. With our rich experience and considerate service, Visionmaster can work on OEM/ODM project. With an annual production capacity of 200,000 pieces, we can meet your bulk order with easy.

Our solutions have been deployed worldwide among various applications including public transportation, school bus, private fleet, logistics management, railway and metro, mobile media operation, etc.

We have only been able to thrive for so long by looking after our customers and continual development. We are committed to providing our customers with an exceptional level of service and a wider range of products.

Quality, availability, affordable value and high levels of service are at the core of everything we do.