ROCCAT Kone Pure Optical Core Performance Gaming Mouse (ROC-11-710) 

Air mouse / optical / cable / USB / General / 4000 DPI / 7 buttons / DPI change / LED Tuning Products / mouse Size: 120 X 70 X 38mm / 32-bit processor, Turbo Core V2 / ROCCATY click Master / 576kb onboard memory / KONE PURE DRIVER offer