The Alpha Bravo GZ1 USB wired gaming mouse ergonomically designed for comfort and built for precision. Take control with faster more accurate manoeuvres, easily shift through the four DPI settings (800/1600/3200/6400) for pixel precise to lightning fast manoeuvres. The GZ-1 has a counterweight system which allows you to adjust the overall weight of the gaming mouse for custom precision gaming. Compatible with Windows® XP/7/8/10.