| GNSS | |
| Positioning system | GPS/BDS |
| Positioning accuracy | ＜2.5m CEP |
| Track sensitivity | -162 dBm |
| Acquisition sensitivity | -148 dBm (cold) /-156 dBM (hot) |
| TTFF (open sky) | Avg. hot start ≤1sec Avg. cold start ≤32sec |
| Cellular | |
| Communication network | LTE + GSM |
| Frequency | VL502 (L): LTE-FDD: B2/B3/B4/B5/B7/B8/B28/B66 GSM: B2/B3/B5/B8 VL502 (E): LTE-FDD: B1/B3/B5/B7/B8/B20/B28 GSM: B2/B3/B5/B8VL502 (A): Cat M1: B2/B4/B5/B12/B13 Cat NB2: B2/B4/B5/B12/B13 |
| Power | |
| Battery | 50mAh/3.7V |
| Input voltage | 9-36VDC |
| Interface | |
| LED indication | 1 status indicator (Blue) |
| SIM | Nano-SIM |
| Data storage | 8+16MB |
| OBD port | |
| Connection | OBDII port |
| Data | K-Line, CAN Bus |
| OBD protocols | ISO 9141-2 (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (fast init, 10.4 kbaud) ISO 15765-4 CAN (11 bit ID, 250 kbaud) ISO 15765-4 CAN (11 bit ID, 500 kbaud) ISO 15765-4 CAN (29 bit ID, 250 kbaud) ISO 15765-4 CAN (29 bit ID, 500 kbaud) SAE J1939 CAN(29bit ID, 250kbaud) SAE J1939 CAN(29bit ID, 500kbaud) |
| Physical specification | |
| Dimensions | 61.0 x 52.0 x 26.0mm |
| Weight | 55g |
| Operating environment | |
| Operating temperature | -20°C to 70°C |
| Operating humidity | 5%～95%, non-condensing |
| Feature | |
| Sensors | Accelerometer |
| Ignition detection | External Power Voltage |
| Scenarios | Car Fault, Over-Speed, Ignition detection, Collision, Geo-fence entry/exit, Power on, Device pull-out, Engine idling |
| Driving behavior analysis | Harsh acceleration, Harsh braking, Harsh cornering, Collision |
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