... 1.with 32mbit flash memory 2.2 way conversation 3.alarm function, security 4. send the data SMS/GPRS Applications:·GPS ... : ·Track by software/by cell phone ·Over-speed alarm, Low power alarm, Geo-fence alarm ·Roaming feature to save cost ·Control or detect the ... auto GPS /GSM/GPRS/AGPS tracker, engine on& off, geo-fence control,over speed&low power alarm, mileage calculation