car gps tracker

Specifications 1, car gps tracker

2, Overspeed alarm

3, Listening in

4, gprs tracking function

car gps tracker   Function and feature of  gps tracking system:   1. Bands (900Mhz/1800MHz 900-b, 850Mhz/1900Mhz 900-p) 2. Overspeed alarm 3. Listening in 4. Alarm report to your cell phone by short message 5. 4 user's phone numbers 6. LED indicator 7. Tracking by cell phone 8. Auto position report 9. Remote cut off engine 10.Power off alarming II) Specification Size: 75mm*54mm*25mm Color: Silver Location error: < 15m Current: 60mA/30mA 12V DC Input Voltage: 9V~32V Working Temperature: -20C~75C     kits   A GPS main panel, one relay, a GPS antenna, a GSM antenna, a bundle of 8PIN wire