the next cheapest place i've found is around $200 for the same thing.
link
here's a article on a photographer that uses one, check it out
great deal for a great tablet, and if you haven't thought about adding a tablet to your workflow, it can be a great change from only using a mouse (when i'm doing long projects i often switch back and forth), and it gives you much more precise control in photoshop over things like brushes, dodging/burning, etc...