... GPRS 3. Manage perso software gps tracker tk103 Based on GSM/GPRS and GPS, you can locate and monitor any ... or GPRS. //Gps,Tracker,Gps Tracker,Gps vehicle tracker, Vehicle gps tracker,Vehicle tracker,Vehicle tracking system,Gps vehicle tracking,Gps car tracking,Gps truck tracking ... by computerRemote sending commands by GPRS server and SMSSupport two GSM Sim cards, the unit works with the other card ...