Specifications:
GSM Module: GSM 850 / 900 / 1800 / 1900MHz, GPS Trackers
3 LED lights to show power, GPS, GSM and other operation status
Function: Quadband GPS Tracker with SMS and Two Way Calling
GPS Chipset: GPS SIRF-Star III chipset
GPS Frequency: L1, 1575.42 MHz
Position Accuracy: 10 meters, 2D RMS
GPS Sensitivity: -158dB
Velocity Accuracy: 0.1 m/s
Works at an altitude of 18, 000 meters (60, 000 feet)
Acceleration Limit: Less than 4G's
Velocity Limit: 515 meters/second (1000 knots) max
Altitude Limit: 18, 000 meters (60, 000 feet) max
Hot start: 1 sec. Average
Warm start: 38 sec., average
Cold start: 42 sec., average
Accurately position your location to 10meters
Also provides GPS speed data for object velocity
3 buttons (SOS/B/C) for making phone calls or sending SMS
SOS button to send SMS help message to paired cellphone number
The GPS Trackers Work time: 60 hours in sleep mode and 12 hours in normal mode
The USB cable is for charging the product and not for interfacing with Google Earth. Manually input coordinates received via SMS into Google Earth to visually track objects
Built-in Li-ion Rechargeable Battery (800mAh)
Charging: Power adapter or mini USB
Operating Temperature: -20 degree to 55 degree
Humidity: 5% to 95%
Dimensions (L x W x D): 76 x 52 x 25(mm)

Accessories:
1 x Earphones Headset with MIC
1 x Car Charger
1 x Power Adapter (100V-240V 50/60Hz)
1 x USB Cable
1 x CD Containing - User Manual (English)