G57 3000mAh 4G Wireless Asset Tracker for Logistics & Fleet
Compact magnetic 2G GPS asset tracker with 3000mAh battery, real-time tracking, geo-fence alerts, and remote voice monitoring support.
About G57 3000mAh 4G Wireless Asset Tracker for Logistics & Fleet
The G57 2G Asset GPS Tracker is a compact and rechargeable tracking device designed for vehicles, assets, and personal monitoring. Supporting quad-band 2G GSM connectivity, it provides real-time location tracking through an online platform or mobile app. The device features a built-in 3000mAh lithium battery, offering standby time depending on activity and working mode. With strong magnetic mounting, it can be easily hidden inside vehicles or attached to metallic assets. It supports geo-fencing, vibration alerts, low battery alarms, and remote one-way voice listening via SIM card call.
- GPS L1, 1575.42 MHz C/A code
- < 10 meters
- -165 dBm
- -148 dBm
- Real-time mode, Power-saving mode (default), Clock mode, Interval mode
Key highlights
Product features
Evaluate these capabilities against your route profile, risk controls, and team workflows.
- GPS L1, 1575.42 MHz C/A code
- < 10 meters
- -165 dBm
- -148 dBm
- Real-time mode, Power-saving mode (default), Clock mode, Interval mode
- Geo-fence alarm, Low battery alarm, Vibration alarm
- One-way remote voice listen via SIM call
- GPRS Class 12, TCP/IP
- Strong built-in magnet for concealed mounting
- Green (GSM), Blue (GPS), Red (Power/Charging)
Technical specifications
Use this table for compatibility checks, deployment planning, and integration review.
| Model | G57 2G |
|---|---|
| Dimensions | 69 × 43 × 20 mm |
| Network | 2G GSM |
| GSM Frequency | 850/900/1800/1900 MHz |
| Battery Capacity | 3000mAh Rechargeable Lithium Battery |
| Standby Time | Up to 1–90 days (depending on activity and mode) |
| Charging Voltage | 5V DC |
| Working Current | 100uA – 100mA |
| Operating Temperature | -20°C to +70°C |
| Memory | 32 + 32 Mb |
| Antenna | Built-in quad-band GSM antenna + GPS ceramic antenna |
| Chipset | MTK6261 (GSM) + AT6558R (GPS) |
| GSM Max Output Power | GSM850/900: 33±3 dBm; GSM1800/1900: 30±3 dBm |
| Max Frequency Error | ±0.1 ppm |
| Receive Sensitivity | Class II RBER2% (-102 dBm) |
| GPS Channels | 66 Channels |
| TTFF (Open Sky) | Hot Start ≤1 sec; Cold Start ≤32 sec |
| Phase Error | RMSPE <5, PPE <20 |
Key features
- GPS L1, 1575.42 MHz C/A code
- < 10 meters
- -165 dBm
- -148 dBm
- Real-time mode, Power-saving mode (default), Clock mode, Interval mode
- Geo-fence alarm, Low battery alarm, Vibration alarm
- One-way remote voice listen via SIM call
- GPRS Class 12, TCP/IP
- Strong built-in magnet for concealed mounting
- Green (GSM), Blue (GPS), Red (Power/Charging)
Frequently asked questions
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Pictor Telematics Product Documentation Team · Specifications and Deployment Guidance
Reviewed by
Mr. Rajesh Kumar · Founder Director & Chief Executive Officer
Published
Jan 15, 2024
Last reviewed
Apr 10, 2026
Validation approach
Product information is reviewed against technical specifications, installation constraints, and operational usage patterns from deployments since 2014.