Hardware-Review posted a review on the Good Work Systems R2 Mark II Gaming Mouse

Good Work Systems has jumped into a market that's currently dominated by peripheral monsters like Logitech, Microsoft, and Razer with something that is so “out of the box” that it literally comes in a can. The R2 Mark II starts with the basic core of most “gaming” mice: a 1,600 dpi optical engine running on a USB 2.0 interface. However, this is where the similarity to other mice ends.

Good Work Systems R2 Mark II Gaming Mouse Review