The NUVI1390T 4.3, Ultra Thin GPS Navigator features a widescreen ultra slim design (approximately 25 thinner than previous models), enhanced user interface, ecoRoute, public transit mode and text-to-speech. The n vi 1390T offers pedestrian navigation capability enabled through optional CityXplorer maps. CityXplorer maps are available for select tourist destinations in North America and Europe and can easily be downloaded directly to the n vi.