Acceleration sensors; Accelerometers; Amplifier for wireless communications; Antennas; Antennas for wireless communications apparatus; Audio cables; Batteries; Blank electronic chip cards; Cable connectors; Cables for electrical or optical signal transmission; Cameras; Card reading equipment; Cellular telephones; Chip card readers; Circuit testers; Computer cables; Computer hardware and software system for tracking people, objects and pets using GPS data on a device on the tracked people, obj...