Multi-function gps tracker for taxi/bus/trucks

Multi-function gps tracker for taxi/bus/trucks 1. GPS locating and tracking 2. Check position via SMS / GPRS 3. SOS emergency button 4. Report position by time interval 5. Moving and Over speeding alarm 6. Geo-fence control 7. Remote voice monitoring; 8. Remote control oil and electric and stop the engine 9. Compatible with the original car alarms 10. ACC/ Ignition status checking; cut off power alarm 11. Moving and Speeding alarm 12.Support camera ,handset ,LCD screen ,LED