Nextar 43LT 4.3" Portable GPS Navigator Lifetime Traffic Update for $79.99 shipped.  Here is a screenshot for your reference.  This GPS comes with a 4.3" touchscreen LCD, text-to-speech, and lifetime traffic update, and can also serve as a MP3 player.  At the time of this writing, it appears to be available at most Best Buy locations.  Order online for in-store pickup to ensure availability and lock in on the price.