1. Introduction
The MiCODUS MV810G is an advanced 4G vehicle tracking device designed for comprehensive security and monitoring. It supports multiple global satellite systems (GPS, GLONASS, BDS, LBS) for precise positioning and offers a wide operating voltage range (9-95V DC), making it compatible with various vehicles including cars, trucks, electric vehicles, motorcycles, and buses.
Key features include real-time tracking, historical route playback, remote fuel cut-off, voice monitoring, SOS emergency calls, and a suite of anti-theft alarms. The device also boasts a built-in 280mAh battery for continued operation after power loss and supports remote firmware updates (OTA).
Video Description: An overview of the MiCODUS MV810G GPS tracker, highlighting its features like multiple satellite systems, built-in battery, various alarms, real-time tracking, SOS functions, and remote listening capabilities.
2. What's in the Box
Upon unboxing your MiCODUS MV810G, please ensure all the following components are present:
- MiCODUS MV810G GPS Tracking Device
- Main Power Cable
- Optional Accessories (may vary based on package):
- Relay
- SOS Button
- Microphone
- User Manual (this document)

Image Description: The MiCODUS MV810G GPS tracker, its packaging, main wiring harness, and optional accessories like the relay, SOS button, and microphone.
3. Specifications
| Feature | Specification |
|---|---|
| Working Voltage | DC 9V - 95V |
| Working Current | 12V/average 35mA |
| Sleep Current | 12V/average 10mA |
| Built-in Battery | 280mAh 3.7V polymer battery |
| Working Temperature | -20°C to 75°C |
| Storage Temperature | -30°C to 80°C |
| Working Humidity | 10%-85% RH non-condensing |
| Communication Module | SIMCOM A7670SA |
| Network and Bands | 4G LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B28/B66; GSM/2G: 850/900/1800/1900MHz |
| SIM Type | Nano SIM Card |
| Cellular Antenna | Built-in FPC |
| Positioning Module | AT6558R |
| Positioning Type | GLONASS+BDS+GPS+LBS |
| Cold Start | Average 32s |
| Hot Start | Average 1s |
| GPS Sensitivity | -162 dBm |
| Positioning Antenna | Built-in ceramic dielectric antenna (18mm * 18mm * 4mm) |
| GPS Bands | L1:1575.42±1.023MHz |
| BDS Bands | B1:1561.098±2.046MHz |
| Channels | 32 |
| Accuracy | < 10M (1 sigma) |
| Cut Off Fuel/Power | Standard |
| Operating System | Android and iOS |
| Tracking System | www.micodus.net |
| Dimensions | 79mm * 33mm * 16mm |
| Weight | 40 g |
| Optional Accessories | Relay, SOS Button, Microphone |
4. Setup Instructions
4.1 SIM Card Installation
- Ensure the MV810G device is powered off.
- Locate the SIM card slot on the device.
- Insert a Nano SIM card (not included) into the slot. Ensure the SIM card has an active 4G LTE FDD + 2G GSM data plan. The SIM card itself does not come with data and needs to be topped up.
- Secure the SIM card in place according to the device's design (e.g., by sliding a lock mechanism).

Image Description: A detailed view of the MV810G device, highlighting the SIM card slot for proper insertion.
4.2 Wiring Diagram and Installation
The MV810G requires a wired connection to your vehicle's power system. It supports a wide voltage range of 9-95V DC. Professional installation is recommended to ensure correct wiring and prevent damage to the device or vehicle.

Image Description: A comprehensive wiring diagram illustrating how to connect the MV810G tracker to the vehicle's battery (9V-95V), ignition (ACC), fuel pump (via relay for remote cut-off), door trigger, SOS button, and microphone.
Key Connections:
- Power (VCC): Connect to the vehicle's positive power supply (9-95V DC).
- Ground (GND): Connect to the vehicle's chassis ground.
- ACC: Connect to the vehicle's ignition switch (Accessory power) for ignition status detection.
- SOS: Connect the optional SOS button.
- MIC: Connect the optional microphone for remote voice monitoring.
- MOT (Relay Control): Connect to the relay for remote fuel cut-off functionality.
- LIN (Door Trigger): Connect to the door trigger for door status detection and open alarms.
Ensure all connections are secure and insulated to prevent short circuits or damage.
4.3 Physical Installation
Choose a discreet and secure location within your vehicle for the tracker. Avoid areas with excessive heat, moisture, or strong electromagnetic interference. Ensure the device has a clear line of sight to the sky for optimal GPS signal reception.
5. Operating Instructions
5.1 Power On/Off
Once correctly wired, the device will power on automatically when the vehicle's ignition is on. It will utilize its internal battery during power loss or when the ignition is off.
5.2 Tracking Platform and Mobile App
The MiCODUS MV810G utilizes the MiCODUS tracking platform (www.micodus.net) and a dedicated mobile app (available for iOS and Android). You will receive one year of free access to the tracking software.

Image Description: Multiple screenshots showcasing the MiCODUS web tracking platform and mobile application interface, demonstrating features like real-time positioning, user management, and geofence creation.
Key App/Platform Features:
- Real-time Positioning: View your vehicle's current location on Google Maps with a minimum data upload interval of 5 seconds.
- Historical Track Playback: Review past routes and movements of your vehicle.
- Geo-fencing: Set up virtual boundaries and receive alerts when the vehicle enters or exits these areas.
- Multiple Account Support: Manage multiple vehicles under one account.
- Reporting: Access overview, speeding, mileage, and stop reports.

Image Description: A mobile phone displaying the MiCODUS app with Google Maps, showing real-time positioning of a vehicle on a road.
5.3 Remote Fuel Cut-Off
In case of vehicle theft or loss of control, you can remotely cut off the fuel supply via the tracking platform or app. This feature can also be used to safely restore the fuel circuit.

Image Description: An app interface showing the 'Cut Off Fuel' command, with an overlay of a person attempting to steal a car and a 'no fuel' symbol, illustrating the remote fuel cut-off feature.
5.4 Remote Voice Monitoring
If the optional microphone is installed, you can remotely monitor the voice around the device through the tracking platform or app.

Image Description: A visual representation of the remote listen-in feature, showing a microphone inside a car and a phone receiving a call, allowing remote voice monitoring.
5.5 SOS Emergency Call
With the optional SOS button installed, you can press it in an emergency to trigger an alert and make a call for help.

Image Description: A scenario depicting a car accident, with a hand holding a phone showing an emergency call screen and the tracker's SOS button highlighted, demonstrating the SOS emergency call function.
5.6 Door Status Detection and Alarm
The MV810G can detect the status of vehicle doors (open or closed) in real-time. If the door is opened while the tracker is in auto-arm state (e.g., when parked), an illegal door opening alarm will be triggered.

Image Description: A person opening a car door, illustrating how the door open alarm is triggered when the vehicle is in an armed state.

Image Description: An aerial view of a car with an open door, visually representing the MV810G's ability to detect and monitor the real-time status of vehicle doors.
5.7 Anti-Jammer Detection
When the vehicle is stationary, if the GPS device detects any attempt to jam its signal, it will automatically cut off the fuel and power to the vehicle, enhancing security against theft.

Image Description: A person attempting to use a signal jammer near a truck, with an alert indicating that the device will cut off fuel and power upon detecting jamming.
5.8 Multiple Anti-Theft Alarms
The MV810G provides comprehensive anti-theft protection with various alarm functions:
- Vibration Alarm: Alerts if the vehicle experiences unusual vibrations.
- Displacement Alarm: Notifies if the vehicle moves from its parked location (e.g., beyond 500m).
- Engine Start and Flameout Alarm: Alerts when the engine is started or turned off.
- Geo-fence Alarm: Triggers if the vehicle enters or leaves a predefined geographical area.
- Power Failure Alarm: Alerts if the main power supply to the tracker is cut.
- Tow Alarm: Detects and alerts if the vehicle is being towed.
- Over-speed Alarm: Notifies if the vehicle exceeds a set speed limit.

Image Description: A collage illustrating different anti-theft alarm functions, including vibration, displacement, engine start, geo-fence, power failure, and tow alarms.
5.9 GPS Data Compensation and Supplementary
- GPS Data Compens By Cornering: When turning, the device uploads denser GPS data to accurately reflect the details of the turn, providing a more accurate trajectory query.
- GPS Data Supplementary Of Network Blind Area: If the device loses network connection, GPS data will be saved in its built-in memory (up to 5000pcs). Once the network signal is recovered, the saved data will be uploaded to the tracking server.

Image Description: A comparison showing how GPS data is compensated by cornering, resulting in a denser and more accurate representation of vehicle turns on a map.

Image Description: An illustration demonstrating GPS data supplementary in network blind areas, where data is stored locally and uploaded once network connectivity is restored.
5.10 Firmware OTA (Over-The-Air)
The MV810G supports remote firmware upgrading, ensuring your device always has the latest features and improvements without physical intervention.

Image Description: A graphic illustrating the Firmware OTA (Over-The-Air) feature, showing a cloud icon and various devices, symbolizing remote firmware upgrades.
6. Maintenance
- Regular Checks: Periodically check the device and its wiring for any signs of damage or loose connections.
- Software Updates: Ensure the device firmware and mobile app are kept up-to-date to benefit from the latest features and security enhancements.
- SIM Card Status: Monitor your SIM card's data plan to ensure continuous tracking service.
- Cleanliness: Keep the device free from dust and moisture. Use a soft, dry cloth for cleaning.
- Battery Health: While the device has a built-in battery, prolonged exposure to extreme temperatures can affect its lifespan.
7. Troubleshooting
- No Signal/Offline:
- Check SIM card installation and ensure it has an active data plan.
- Verify network coverage in the vehicle's location.
- Ensure the device is installed in a location with clear sky view for GPS reception.
- If in a network blind area, data will be stored and uploaded once connection is restored.
- Inaccurate Positioning:
- Ensure the device has a clear view of the sky. Obstructions can affect GPS accuracy.
- Check if the device is in an area with strong LBS (Location Based Service) signals if GPS is weak.
- Alarms Not Triggering:
- Verify alarm settings within the MiCODUS app/platform.
- Ensure all optional sensors (e.g., SOS button, door trigger) are correctly installed and connected.
- Remote Fuel Cut-Off Not Working:
- Confirm the relay is correctly wired to the fuel pump circuit.
- Ensure the device has network connectivity to receive commands.
- Device Not Powering On:
- Check the main power connections to the vehicle's battery.
- Verify the vehicle's battery voltage is within the 9-95V DC operating range.
8. User Tips
- SIM Card Data: Always ensure your Nano SIM card has sufficient data balance for uninterrupted tracking and communication.
- Network Compatibility: Before purchasing, verify that the 4G LTE-FDD and 2G GSM bands supported by the MV810G are compatible with your local network provider in your region (e.g., Saudi Arabia, as per a user query).
- Discreet Installation: For optimal security, install the tracker in a hidden location within your vehicle.
- Geofence for Security: Utilize the geofencing feature to create virtual boundaries around your home or workplace for immediate alerts if your vehicle moves unexpectedly.
- Regular Monitoring: Periodically check the tracking platform or app to ensure the device is online and reporting correctly.
9. Warranty and Support
The MiCODUS MV810G comes with one year of free access to the web tracking software and mobile application. For any technical support, warranty claims, or inquiries, please contact MiCODUS customer service through their official website or the contact information provided with your purchase.
Official Tracking System: www.micodus.net
Mobile App: Search for "MiCODUS" on iOS App Store or Android Play Store.