AVAGO A3050 optical sensor high precision Programmable software (3 programmable profiles) 6 DPI shift option (500 to 4000) RGB Multi-color Sensor : Optical Resolution : 500-1000-1500-2000-3000-4000 DPI Buttons : 8 Cable Length : 170cm Interface : USB Dimmensions : 128 x 78 x 43 Weight : 155gr OS: Windows 2000/XP/Vista/7/8/10 Gaming Software