DesignTechnica has posted a review on the Logitech Dual Action Gamepad
While the Logitech Dual Action Controller appears to be the perfect game pad for the PC and will definitely appeal to those on a budget, we have to warn you to stay away from it. The problems we experienced after a week of testing were not isolated to our three test game pads and people all over the Internet are reporting the same issues.Read more
With Logitech still to this day not acknowledging the calibration problem, there is absolutely no reason why you should purchase this product. We would recommend the Nyko Airflo controller which appears to work pretty well, as an alternative to the Dual Action Controller. If you have experience with the Logitech Dual Action Controller please post in the user reviews section of this review so others can view your experiences.