Specifications
GPS Chip: SIRF III chip
Network: GSM / GPRS
GSM Frequency: 850 / 900 / 1800 / 1900
GSM/GPRS Module: Simcom Sim340
GPS Sensitivity: -159 dBM
GPS Accuracy: 5 M
Time to First Fix:
-Cold status: 45s
-Warm status: 35s
-Hot status: 1s
Power Supply: 12V Automotive Battery
Backup Power: Built-in Rechargeable 3.7 V 1000 mAh Li-ion Battery
Backup Power Battery Life: 80 hours standby
Working Temperature: -20 to 55 C
Humidity: 5 to 95 non-condensing
Altitude Limit: 18,000 meters (60,000 feet) max
Velocity Limit: 515 meters/second (1000 knots) max
Acceleration Limit: Less than 4g
packing saiz:19.1*13*5.8(CM)
Warranty: 12 months