GPS GSM SMS Vehicle tracking system controlled by Mobile no monthly fee

Environmental Specification:
Operation Temperature: -20?C to +70?C
Storage Temperature:-30?C to +85?C
Operating Humidity: 5% to 95%

Power Specification:
Backup Battery: Built-in Rechargeable Battery
Power Voltage: DC 9V-55V

GPS/GPRS Specification:
SOS Button :Driver can press SOS button for emergency
General :L1 1575.42MHz, C/A code, 20 Parallel Channels
Sensitivity: -143 dBm minimum
Accuracy Position: 10m CEP without S/A
Velocity: 0.1 m/sec without S/A
WAAS Accuracy Position: 5m CEP
Velocity: 0.05m/sec
Acquisition:(1)Cold start: < 60sec average(2)Warm start: < 45sec average(3)Hot start: < 15sec average
Antenna: External GSM and GPS Antenna
Dimensions: 125.0mm*70.0mm*24.0mm

SMS function:
Position Report Function and Tracking Function.
2 outputs can be used to remote cut electricity and oil of the car.
3 inputs can be used to detect unconventionality of your vehicle
SOS Alarm: Set a preset phone number for SOS button, when this button is pressed, 800B will send one SOS SMS to the SOS preset number.
Over speed alarm: When the 800B speed higher than the preset value, 800B will send one over speed alarm SMS to the SOS preset number.
Set Geo-fence alarm. When the 800B move out preset scope, 800B will send one Geo-fence SMS to the SOS preset number.

GSM/SMS trackingGPS Vehicle tracker controled by mobile phone. Easily operated, free tracking. Track your cars anytime any where