Amazon has Navigon 5100 3.5-Inch Portable GPS Navigator with Text-to-Speech and Lifetime Traffic for $159.99 with free shipping.

List Price: $499.00
Mail in rebate /Discount: - $339.01 (68%)
Sales price: $159.99 with Free shipping
Price After Rebate: $N/A

Technical Details:

Product Features

* Superbly accurate, door-to-door directions with pre-installed maps of U.S. and Canada.
* Speaks street names via Text-to-Speech
* Subscription free liftetime traffic out of the box
* Lane Assistant & Reality View features that simplify your drive
* Zagat ratings and reviews

Technical Details

* Brand Name: Navigon
* Model: 10000130
* Receiver Description: 20 channel
* Connectivity Technology: USB
* Display Size: 3.5 inches
* Native Resolution: 320 x 240
* Battery Average Life: 4.5 Hours
* MP3 player: Y


Link to the buy: Amazon.com
Rebate form: N/A