A4-TECH A4TMYS27923 Mouse A4T XGame Opto

A4Tech XGame series mouse, 7 buttons, optical sensor, ultra-fast USB connector, and a host of additional features designed specifically for gamers and computer graphics.
The additional 3XFire button allows you to shoot three shots at the same time with just one keystroke. The 5DPI (400 to 2000 DPI) color changing switch allows you to increase or decrease the sensitivity of your mouse without having to install an additional driver and directly affect the speed and precision of your operation. Comes complete with Oscar software, allowing you to store 16 single-button sequences.