GPS

Descriptions:
SiRF StarIII GPS Chipsets
Control via mobile phone or computer
Excellent weak signal location
Fast Signal Acquisition
Very low power consumption;
Very compact size;
Locate single waypoint or track continuously
Locate at preset time interval or real time;
Send SOS signal for emergency rescue;
Geo-fence alarm
Parking alarm
Detect working status periodically
4 MB Flash Memory for reserve GPRS date.
Monitoring voice;
Set parameters via mobile phone or configuration software;
Internal lithium battery
Charged by travel or car charger;

GT-08 Characteristics
Item
Specification
Charging Voltage: DC 4.2-5.5V/400mA (Mini USB port)
Dimension: 63 mm × 42 mm × 22 mm
GSM module: GSM 900/1800MHz or GSM 850/1900MHz (Custom)
Flash Memory: 4M
GPS Chipset: Latest GPS SIRF-Star III chipset
GPS Sensitivity: -159dB
GPS Frequency: L1, 1575.42 MHz
C/A Code: 1.023 MHz chip rate
Channels: 20 channel all-in-view tracking
Position Accuracy: 10 meters, 2D RMS
Velocity Accuracy: 0.1 m/s
Time Accuracy: 1 us synchronized to GPS time
Default datum: WGS-84
Reacquisition: 0.1 sec., average
Hot start: 1 sec., average
Warm start: 38 sec., average
Cold start: 42 sec., average
Altitude Limit: 18, 000 meters (60, 000 feet) max.
Velocity Limit: 515 meters/second (1000 knots) max.
Jerk Limit: 20 m/sec
Operating temperature: -20° To 60° C
Humidity: 5% to 95% Non-condensing
Voltage: Rechargeable 820mAh battery (3.7V),
Work time: 60 hours in sleep mode and 13 hours in normal mode
LED: 3 LEDs to show POWER, GPS, GSM status
Button: One SOS button for sending the emergency message.