Garmin GPS System

Amazon.com Product Description–January 21, 2008
This rugged, advanced handheld is packed with detailed topographic maps for all your hiking adventures not to mention 3-D map view, a high-sensitivity receiver, barometric altimeter, electronic compass, SD card slot, picture viewer and color display. Exchange tracks, waypoints, routes and geocaches wirelessly [...]

Amazon.com Product Description–January 21, 2008
From freshwater lakes to backcountry trails, Colorado 400i is your guide to the wet and wild. With preloaded U.S. Inland lakes, this rugged, advanced handheld is ready for adventure. Packed with features, it includes a high-sensitivity receiver, barometric altimeter, electronic compass, SD card [...]