Professional 6 button FPS/RTS gaming mouse over-clocking SGCI: dpi in 800/1600/2400/4000. Scorpion gaming user interface with 5 profile settings instant DPI switch button optional metal weight built-in 50 grams and on board memory. 40 Macros full speed process control unit uses onboard memory plus gold plated USB connector and braided cable to provide a stable and smooth signal connection