Sony NV-U83T GPS

Now featuring Bluetooth(r) wireless technology, the nav-u portable satellite navigation system lets you pair your compatible mobile phone for convenient, handsfree calling. The 4.8" LCD displays pre-loaded maps of the United States, Canada and Puerto Rico so you'll find your way home without a hassle. When traffic gets in your way, the
Traffic Messaging Channel can be accessed through your radio reception for up-to-date conditions and easy avoidance. A unique Gesture Command feature is also included, letting you enter commonly used commands like
"Take me home" with a simple finger gesture instead of paging through numerous menus.

About $400