From the Manufacturer
The versatile Microsoft® SideWinder™ Mouse X3 is an affordable addition to the award-winning line of SideWinder gaming products that’s perfect for general gaming and everyday mouse usage. This stylish mouse delivers comfort for either hand with a light, weight-balanced shape and wide glide feet for easier handling, along with SideWinder gaming features such as recessed side buttons, High Definition Laser, 200 to 2000 dpi on the fly switching, macros, 5 assignable main buttons—and more!
Five programmable main buttons
Weight-balanced plus wide glide feet
Centered laser port for targeting accuracy
Windows Vista®/Windows XP/7
Powered USB port
Internet access required for software installation
The Microsoft SideWinder X3 Mouse lets you enjoy fast and furious gaming action with high performance laser tracking. Switch sensitivity levels with one easy click. Choose from low DPI for accuracy or high DPI for fast movement. Three buttons instantly switch between 400, 800, and 2000 DPI or you can customize settings using special software. 5 programmable main buttons lets you map your favorite gaming actions. Customize your main gaming buttons to your preference.