The rugged new Garmin nuvi 500 GPS has text-to-speech capability, topographic mapping and a powerful suite of navigational features for driving, biking, boating, geocaching and more. Comes preloaded with detailed topographic and City Navigator road maps of the lower 48 U.S. states along with Hawaii and Puerto Rico. Turn-by-turn voice prompting names streets to help avoid confusion automatic routing combined with accurate, detailed road maps keep you on track. Specialized cycling, marine, automotive and pedestrian modes offer specific features for a wide array of activities. Bright 3.5 in. color display offers easy viewing in nearly all lighting conditions backlighted screen ensures display is viewable at night. Intuitive touchscreen controls make it easy to scroll through and select options. 3-D mapping interface provides next turn information, current speed and zoom controls. Geocaching mode makes it fun and easy to search for hidden caches. Supports lat./long. grid and datum information for use with a paper map. Compatible with MapSource TOPO 100K and 24K topographic map software and BlueChart software for boating sold separately. High sensitivity receiver provides rapid first fix acquires signals in urban canyons and under dense foliage. Expandable memory with the addition of an SD card sold separately. Mini-USB connectivity makes loading maps and other digital content quick and easy. Removable, high capacity battery enables extended outdoor use-up to 8 hrs. IPX7 waterproofing withstands accidental submersion to 1m for 30 min.