... GSM/GPRS(850/900/1800/1900MHZ)network and GPS satellite positioning system to track the far-way ... object conveniently by short message, internet or PDA. AdvantagesEasy to find the position: No need to ... platform, checking directly by short message, internet, PDA. So it can take down the cost for ... exactly the unit is located. Package includes:Gsm gps tracker, Power Adapter, User Manual, Charger, Lion ...