Magellan RM5375T-LMB GPS Navigator Lifetime Maps keeps you map current with updates up to four times a year. Bluetooth Hands Free Calling give you a safer driving experience by allowing you to control a compatible phone from the GPS navigator. Lifetime Traffic warns you if reported traffic incidents interfere with your route. Detours are offered for consideration. 3D Landmarks depict select landmarks in 3D to help you place your position with the real world. Traffic Camera Alerts by PhantomALERT give you visual and audio warning of reported red light and speed cameras on your route. Your data base gets free updates for an entire year.