Complaint
| Items | Parameters |
| GSM Module | MT2503D |
| GSM Frequency | 850/900/1800/1900 MHZ |
| LBS Positioning Accuracy | 100-500m |
| GSM Antenna | Built-in |
| GPS Chipset | U 7020 |
| GPS Sensitivity | -159 dBm |
| GPS Frequency | L1, 1575.42 MHZ |
| Channels | 56 channels examine track |
| GPS Positioning Accuracy | 5-10m, 2D RMS |
| GPS Antenna | Built-in |
| Speed Accuracy | 0.1m/s |
| Time Accuracy | Synchronize with GPS |
| MCU | ARM STM32F105RCT6 |
| G-Sensor | GMA305KU |
| Hot Start | <1s |
| Warm Start | <38s |
| Max Altitude | 18000m |
| Max Speed | 515m/s |
| Working Voltage | 8VDC~50VDC |
| Working Current | 50mA~160mA |
| Operating Temperature | -20ºC-70ºC |
| Humidity | 5%-95% |
| Size | 96mm × 52mm × 19mm |
| Simcard | Normal simcard |
| Battery | Rechargeable lithium polymer battery 260mAh |
| Internal battery Standby | >2h |
