Product Description AMIR Wired Gaming Mouse with powerful functions is designedspecifically for gamers. Unlike traditional mouse, you can adjust DPIresolution between 5 levels(default: 500-1000-1500-2000-3200) to change thecursor speed for becoming a winner by pressing DPI button and goforward or back on a web page by pressing side buttons, change the pieces ofbuilt-in counterweights to improve your operating experience, …