China GPS Vehicle Tracker with Speed Limitor Speed Control

This vehicle tracker OCT800 is good for car tracking, expecially for fleet tracking and management.
Key Functions
Tracking via SMS or GPRS (TCP/UDP)
Living location report: GPS data sent to server by distance or car moving veer setting
Tracking by time interval
SOS panic button,emergency alarm.
Geo-fencing control and alarm.
Low battery alert
Speeding alert
Alarm when tracker enters/exits GPS blind area
Engine cut/Stop car moving/Enable car moving
Get detail address via SMS directly
Mileage calculation report
GOOGLE MAP link for location via SMS.
ACC detecting:ACC detecting on/off status
Detect car door on/off status by SMS or web GPS tracking system
Firmware update OTA_Tracker firmware's program can be updated on the air instead of USB cable in cause tracker needs new program
Two way communication: Voice monitoring and speaking remotely on the phone
Speed limitation

Fuel level monitoring/report(Optional)

Data record with SD card(Optional)

Buzzer for speeding alarm(Optional)

Speed limit with governor(Optional)

Power supply +6V - +35V / 1.5ABackup Battery60mm x 80mm x 30mmWeight 145gOperating temperature-20° to 5 5° CHumidity5% to 95% ( Non-condensing )Frequency GSM 850/900/1800/1900Mhz GPS Chipset latest GPS SIRF-Star III chipset GPS Sensitivity-159DbGPS Frequency L1, 1575.42 MHzC/A Code 1.023 MHz chip rateChannels20 channel all-in-view trackingPosition Accuracy 10 m, 2D RMSVelocity Accuracy0.1 m/sTime Accuracy1 us synchronized to GPS timeDefault datumWGS-84Reacquisition0.1 sec., averageHot start<1 sec., averageWarm start<36 sec., averageCold start<36 sec., averageAltitude Limit 18,000 m (60,000 feet) max.Velocity Limit515 m/second (1000 knots) max.Interface2 input and 1 output LED 2 LED lights to show working status.