gps tracking software 1.two way communication,memorycard 2.track via google map or our platform 3.simcard 300/340 4.Accurate Personal gps tracker software Working Based on existing GSM/GPRS network and GPS satellites, this product can locate and monitor any remote targets by SMS or GPRS.1.two way communication,memorycard2.track via google map or our platform3.simcard 300/3404.Accurate locate5. ...