Add MapSend maps for topographic or turn-by-turn street navigation to the 22 MB available memory. The high-speed USB port and simple file memory system make it easy to download and manage coordinates and other information from the Internet.Built-in basemap makes navigating major roads and highways easy. View your position in relation to major points of interest.Advanced features include an area calculator to instantly see the distance and area between any points, and a vertical profile screen to see an elevation graph for the path ahead. You'll know exactly how tough (and how much fun) your trek will be.Intelligently designed for comfortable right or left handed use, the clearly marked keypad provides one-touch access to all your most important features. Joystick controller makes scrolling the simple menus fun and easy. The large backlit display is easy-to-read day or night. Customizable navigation screens show your location, speed, direction, and distance to destination and more, just the way you want it.This is real GPS plus 22 MB available memory.