2014 Susenstore 1800 DPI 6 Buttons USB Optical Wired Gaming Mouse Mice for Pc Laptop Product Compatibility: Windows 98/ 2000/ME/NT /XP/win 7 Sleek micro switch for incredible clicking speed Durability is increased with UV cured coating Counterweighted for balance and playing "feel" Incredible (variable) 3 Levels of DPI selection