Summary: 5000 is our #1 selling real-time, vehicle tracking system . The Locator 5000 provides 5 minute location updates 24/7; and utilizes the latest in high-speed GSM/GPRS wireless services by Cingular , and T-Mobile. Unlimited use for a flat monthly fee and free roaming on all three wireless networks gives this GPS tracking system the best coverage of any cellular based system on
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