Razer Diamondback Optical Mouse
 

Link:
http://www.xyzcomputing.com/index.ph...39&Itemid=2 6

Snip:
"This review will be taking a look at Razer's Diamondback, its second generation optical mouse. This product is an alternative to the Viper, an update of sorts, but does not replace it. We'll be taking a look at the mouse, testing it, and comparing it to the Viper to see how it stacks up against its younger brother..."