Garmin nuvi 465/465T 4.3-Inch Widescreen Bluetooth Trucking GPS Navigator (Discontinued by Manufacturer) Garmin's first navigator designed for the trucking industry - navigate routes based on your truck's type, load, and physical restrictions Pre-loaded with detailed, street-level maps of the United States, Canada, and Puerto Rico; speaks street names so drivers will receive turn-by-turn Lane Assist guides users to the right lane at the right time, built-in FM traffic receiver gives free alerts about traffic delays and road construction, hands-free calling with Bluetooth and built-in mic/speaker Specialized routing to support truck-related restrictions, customizable by height, weight, length, width, and hazardous materials NOTE: Model number on the box is 465T because the traffic receiver is included; however, the model number on the device itself is 465 as the "T" in 465T refers to the additional component