Using the power of satellites to provide accurate measurement of your location during travel, a GPS navigation unit will be the best companion for any active person. Small and lightweight, you can use it to track your journeys or the locations of other items. Not only that, but you will be able to keep a log of your speed and distance, as well as your position. While the navigation capability is cool, it's also impressive that some of our products are all-in-one devices. Extras include music player, video player, and e-book browser.