Phoronix has posted a review on the SunbeamTech X-1300 Gaming Mouse

With the Razer Copperhead, and its 2000 DPI laser engine, and the Logitech G5, with its 2000 DPI laser, receiving much of the attention lately when it comes to computer mice, many smaller competitors such as the SunbeamTech X-1300 Sensor-X Gaming Mouse haven't received much mindfulness. With us today we have the X-1300 optical mouse that features a 1300/650 DPI switch and a sleek ergonomic design.

SunbeamTech X-1300 Gaming Mouse Review