* navigate unpaved roads and trails with OpenStreetMap (OSM) using turn-by-turn trail navigation including Adventure Roads and audio announcements * custom routing based on vehicle size and weight and preloaded iOverlander™ POIs (points of interest) so you can find a place to camp * this rugged navigator is IP67 weather resistant and features an 8' extra bright touchscreen | Article: Garmin TREAD® Overland Edition Navigation System, black | Article: Garmin TREAD® Overland Edition Navigation System, black, black, Size One Size