Garmin n&uuml;vi 55LMT GPS Navigators System with Spoken Turn-By-Turn Directions, Preloaded Maps and Speed Limit Displays (Lower 49 U.S. States) Bright 5" dual-orientation displays Lane Assist with Junction View: easily navigate complex interchanges; brightly colored arrows indicate the proper lane position for your next turn or exit. Garmin Real Voice: Hear spoken turn-by-turn directions from speech technology that sounds more like a natural, friendly human voice "Up Ahead": Easily find places up ahead, like food and gas stations, without leaving the map School Zone Warnings: Receive alerts for up-coming school zones