Internal flash memory 16MB: it is disconnected to the system (for example, the GPRS signal is weak), the position data will be storing in the flash and then it will upload again after it reconnect to the system (the GPRS signal is ok)
Parking alarm:
Illegal open door and illegal start engine alarm
Supported remote update dimensions: 101 x 50 x 24mm
Gross weight: 0.5kg
Exterior power supply: 8 to 36V DC
Inner lithium battery: last more than 4 hours
Communication protocol: UDP/TCP
GPS sensitivity: -159dBm
GPS frequency: L1, 1585.42MHz
C/A coding: 1.023MHz chip rate
Route-way: 20
Default data: WGS-84
Height restriction: 6,000ft
Speed restriction: 1,000 knots
Acceleration restriction: less than 4g
Exterior GSM antenna: receive GSM signal better
Exterior GPS antenna: receive GPS signal better
Power consumption: active mode (average) 50 to 160mA