4G+2G Bluetooth GPS Antenna GPS Tracker SIM Card Ibutton Beacon Fuel Monitoring
Communication module:Simcom/A7670
Communication system:TDD-LTE/FDD-LTE
Function:Bluetooth punch card/Bluetooth oil and power off/Bluetooth oil level detection/Bluetooth Ibutton






BT 4G+2G GPS Tracking Device
4G vehicle-mounted positioning terminal bluetooth that supports 9~90V wide voltage. Equipped with a 25*25mm large-size satellite antenna, it has strong satellite search capability, strong signal reception, and accurate positioning. It supports TTL serial port communication, can be seamlessly integrated with various peripherals (Bluetooth beacon & Ibutton), and is compatible with 4G network and Bluetooth wireless communication. At the same time, you can also choose accessories with Bluetooth function to realize Ibutton function.
Key Features
1 Bluetooth Function(Built-in Equipment)
This GPS tracker device has a built-in Bluetooth clock-in function and is compatible with system software. It can also be bound to mobile devices via SIM command text messages (up to 16 groups of mobile Bluetooth devices), which is suitable for companies engaged in fleet management.

2 Connecting other Bluetooth accessories
It can be adapted to other Bluetooth accessories to achieve different functions. Connecting to the ACC line can realize Bluetooth oil and power off. Connecting to the Bluetooth oil rod, no wiring is required, and the oil level detection function can be implemented. Connecting to the Bluetooth SOS button can realize the one-key alarm function. Optional one-line itbutton or Bluetooth beacon (to avoid poor device signal) to realize the Bluetooth punch-in function. The Bluetooth beacon can choose 5 groups of mobile phone Bluetooth devices.

Technical Specifications
| Specification | Details |
| Working temperature | -20℃ to +70℃ |
| Positioning Accuracy | <10 meters |
| Memory | 16MB |
| GPS Chipset | AT6558R |
| Frequency | BDSB1, 1561.098MHz ; GPS L1,1575.42MHz |
Advanced Fleet Management Features


GPRS Fleet Vehicle Trackers Key Features
Universal Compatibility
GT21BT 4g vehicle tracker is engineered to be compatible with a wide range of vehicles, from electric vehicle and motorcycles to commercial fleets and car. This universal compatibility ensures that fleet managers and individual owners can seamlessly integrate the tracker into their existing fleet, regardless of the vehicle type.
Enhanced Security and Theft Prevention
GT21BT car vehicle tracker not only tracks vehicle location but also offers insights into driver behavior, such as speeding, harsh braking, and idle times. This information helps improve driver safety and compliance with company policies, reducing the risk of accidents and liabilities.
Driver Behavior Monitoring
GT21BT car vehicle tracker not only tracks vehicle location but also offers insights into driver behavior, such as speeding, harsh braking, and idle times. This information helps improve driver safety and compliance with company policies, reducing the risk of accidents and liabilities.
Real-Time Alerts and Notifications
GPS anti theft tracking device device is equipped with real-time alert features that notify users of events such as unauthorized vehicle use, geofence breaches, and maintenance reminders. These alerts enable proactive management and quick response to potential issue.
GT22BT 4G+2G Bluetooth GPS GSM Module GPS Tracking Device Check-in/out Vehicle Anti-Theft/Lose

Ready to Transform Your Fleet Management?
Contact our team today to learn more about how our GPS tracking solutions can improve your fleet efficiency and security.
Request Information