Easy to find the position: No need to build special platform, checking directly by short message, internet, PDA. GPS/GSM tracker Band:850/1800/1900Mhz or 900/1800/1900MhzCompatible networks:GSM and CDMA.ApplicationTrack exactly. Can be used for preventing theft of vehicles, the protection for kids, old persons and pets, the management of personals, track secretly. Detailed informationBased on GSM ...