Amazon is now selling an ad-supported version of the Kindle 3G for $164.

Amazon's response to Barnes & Noble launching the new Nook Counter with a new ad-supported version of the Kindle 3G for $164.

The new model, like its $114 Wi-Fi-only counterpart, is called the Kindle 3G With Special Offers. It costs $25 less than the standard Kindle 3G.

Here's a link to Amazon's press release, but it's really just the $114 model with 3G plus Wi-Fi.