 
                The Megastek GVT800 is a powerful 4G vehicle GPS tracker designed for heavy-duty locomotives, long-distance buses, school buses, and fleet management. With its GPS/GPRS technology, this tracker provides accurate and real-time tracking information for efficient monitoring and management of vehicles.
The GVT800 features a built-in terminal that supports a GPS module and a mobile communication module. This allows it to send positioning data obtained by the GPS module to a designated mobile phone via SMS. Additionally, the data can be sent to an internet server via GPRS, enabling easy inquiry, monitoring, and management of the tracker on a computer.
With its compact size of 84 x 66 x 30mm and lightweight design of 45g, the GVT800 is easy to install and does not add unnecessary bulk to the vehicle. It operates in a wide temperature range from -20 to 55 degrees Celsius, making it suitable for various environments.
Key Features:
- 4G GPS/GPRS vehicle tracker
- Built-in terminal for GPS and mobile communication modules
- Real-time tracking and monitoring
- Supports SMS and GPRS data transmission
- Compact size and lightweight design
- Wide operating temperature range
Technical Specifications:
| Input voltage | DC 9-33V/1.5A | 
|---|---|
| Built-in battery | Rechargeable lithium battery 750mAH(3.7V) | 
| Volume | 84 x 66 x 30mm | 
| Weight | 45g | 
| Operating temperature | -20 to 55 degrees Celsius | 
| GSM Module | Four-band GSM 850/900/1800/1900MHz | 
| GPS chip | The latest Ublox chip | 
| GPS sensitivity | -160DB | 
| GPS frequency | L1, 157.42MHz | 
| C/A code | 1.023mhz chip rate | 
| Channel | 50 | 
| Position accuracy | <10M, 2D RMS | 
| Speed accuracy | 0.1m/s | 
| Time Accuracy | Satellite time 1 microsecond synchronization, average 0.1 seconds with the new time | 
| Hot starts | An average of 1 second | 
| Warm starts | An average of 3 seconds | 
| Cold starts | An average of 37 seconds | 
| Maximum height | 18,000 meters | 
| Maximum speed | 500m/s | 
| Maximum acceleration | Less than 4g | 
| Work Standby | Personal mode standby for 10-12 days and car mode standby for 12 hours | 
| LED lights | Show power, GPS, GSM, and battery status | 
| Key | On Key, SOS button | 
| Interface | 3 digital outputs, 3 digital inputs, 2 analog inputs, 4 RS232 interfaces, 1 RS485 interface | 
Set Up GVT800
To set the tracker send the following commands by SMS messages, the sample setup the device password is FD3L1q, this password is the default
- 
        Set the device ID
 MFD3L1q,22,{{('XXXXXXXXXXXXXXX' + imei.substring(0,15)).slice(-15)}}
- 
        Set the operator APN
 MFD3L1q,23,{{apn}},{{apnu}},{{apnp}}
 
- 
        Set the update interval 60 seconds
 MFD3L1q,25,60
- 
        Set the GPRS server
 MFD3L1q,24,56 54.85.159.138,8888
- 
        Enable GPRS mode
 MFD3L1q,21,2














