DLAND Zelotes T90 Professional 9200 DPI High Precision USB Wired Gaming Mouse,8 Buttons,With 7 kinds modes of LED Light, Weight Tuning Set Compatible with Windows 7, 8, XP, Vista, ME, 2000 and so on. Compatible with Windows 7, Windows 8, Windows XP, Vista, ME,2000,Mac OS and other OS. Customize DPI Switch: 1000/1600/2400/3200/5500/9200 Interface: USB Optical type: Red wave High configuration gaming mouse:up to 9200 DPI(1000/1600/2400/3200/5500/9200),the default resolution is 1000 DPI,Polling Rate:500Hz,DPI and Polling Rate settings are closely related to the game performance,T90 provides extreme stability while gaming Ergonomic design,internally and externally,to create the ultimate game concept,long-term use without fatigue.