Magellan Maestro 3140 3.5-Inch Bluetooth Portable GPS Navigator Built-in AAA travel information, including member roadside assistance details and more Bluetooth hands-free calling for added safety SayWhere turn-by-turn voice guidance allows you to hear the name of the next turn 3.5-inch WQVGA full-color, anti-glare touch screen 4.5 million searchable points of interest, with an advanced address entry process