The Universal Fleet Tracker high-value tracking unit from TFL features a small size, superior GPS performance, ultra-low-power sleep modes, and three inputs/outputs (I/O). The Universal Fleet Tracker is a complete vehicle tracking and communications device incorporating next-generation, super-sensitive GPS technology on HSPA cellular networks for installation in any 12-volt or 24-volt mobile vehicle. Superior internal antennas for both cellular and GPS eliminate the need for wired antennas and make the Universal Fleet Tracker mountable virtually anywhere in the vehicle for easy, inexpensive installations. Messages are transported across the HSPA network using enhanced SMS or UDP messaging, providing a reliable communications link between the device and your application servers. The Universal Fleet Tracker is designed to dramatically reduce cost, power, and size while providing excellent field reliability.