Garmin continues to build up its nüvi 7xx series portable GPS navigators with its Garmin nüvi 755T, which adds a number of handy routing and communication features to an already impressive list of specs, including a 4.3-inch widescreen display, text-to-speech capabilities, media player, and FM transmitter for transmitting audio–including directions and MP3 music and audiobooks–from the device to your car radio. (more…)