GPS Systems or Global Positioning Systems are precisely calibrated, easy to use personal navigation systems. Most work straight out of the Box - Just Plug In and Go! The Color LCD "Touch Screen" Interface and Turn-by-Turn, Clear Voice Guidance helps you find your way to any address in the USA or Canada. Caliber is a unique widescreen navigation system. We carry the best in Magellan GPS Systems, Garmin GPS Navigation, Pharos Navigation, Handheld Mobile Computing, and Marine GPS Nav Systems.