Garmin nuvi 255 Widescreen Personal Travel Assistant keeps you in the know when youre on the go-it even calls out street names turn by turn Offers out-of-the-box versatility with preloaded City Navigator NT maps of the United States and Canada widescreen format allows easy viewing. Turn-by-turn voice prompting names streets to help avoid confusion automatic routing combined with accurate, detailed road maps keep you on track. High-sensitivity chipset and Hotfix satellite prediction quickly calculates your position. Easily navigate to an address or search millions of destinations like hotels, restaurants, shopping and tourist attractions. nuvi automatically calculates the fastest route to your destination and quickly recalculates a new route should you stray off course. Compatible with FM traffic services and MSN Direct for the U.S. requires subscription. Where Am I? emergency locator instantly gives exact lat./long., nearest address, intersection, hospital, police station and gas station. Garmin Lock anti-theft feature has both PIN code protection and a security location to unlock features when unit is within 164 ft. of location. Rechargeable lithium-ion battery for out-of-car route planning permanent internal memory indefinitely stores data without need for backup battery. Fast USB connectivity makes loading maps, media and points-of-interest quick and easy. Expandable memory with the addition of microSD cards sold separately lets users open up the world to endless travel possibilities. Includes many travel-savvy tools: JPEG picture viewer, world travel clock with time zones, currency and measurement converters, calculator and more. Intuitive touchscreen controls make it easy to scroll through and select options. Generous widescreen format creates a broad, easily viewable surface and uncluttered touchscreen area.