The JS-A19-4G+2G is a compact GPS tracker for logistics and fleet management, supporting GPS, BDS, and cellular-assisted positioning with sub-10 m accuracy in open areas. Featuring 4G Cat-1 with 2G fallback, ultra-low standby power, and a 4500/5000 mAh battery, it enables long-term, reliable asset monitoring with anti-tamper protection.
Performance
| Items | Specification |
| Hardware Platform | 4G Cat 1/1603 simcom A7670SA-LASL |
| Frequency band | SIMCOM A7670SA-LASE |
LTE-FDD : B1/B2/B3/B4/B5/B7/B8/B28/B66G SM/2G : 850/900/1800/1900MHz | |
| Operating voltage | DC 3V |
| Working current | 75 -100 mA @ 3 V |
| Standby current | 2 uA |
| Positioning method | GPS positioning + BDS + base station positioning |
| Positioning error | base station<100m, GPS<10m(The positioning error is related to the terrain and time of the vehicle area.) |
| Capture sensitivity | -143 dB |
| Tracking sensitivity | -159 dB |
| GPS Antenna | Built-in GPS/BD dual-mode FPC antenna 25 X 25 |
| Positioning method | GPS positioning + BDS + base station positioning |
| Positioning error | base station<100m, GPS<10m(The positioning error is related to the terrain and time of the vehicle area.) |
| Capture sensitivity | -143 dB |
| Communication Network | 4G All network + 2 G |
| Communication method | UDP/TCP Depends on the communication protocol |
| GPRS | Class 12 TCP/IP build |
| Cold start | -38 s |
| Hot start | -2 s |
| Operating temperature range | -25 °C ~ +80 °C |
| Storage temperature range | -25 °C ~ +85 °C |
| Communication Network | 4G All network + 2G |
| Communication method | UDP/TCP Depends on the communication protocol |
| GPRS | Class 12 TCP/IP build |
| Cold start | -38 s |
| Battery | Cylindrical Lithium Manganese Dry Cell |
| Battery operating time | 3 years of continuous operation with new batteries |
| Anti-disassembly method | Light-sensing anti-disassembly model |
| Size | 87.5 × 57.2 × 47 mm |
| Weight | About 80 g |
| Battery | 4500 mAh / 5000 mAh optional |
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