XTRIKE ME GW-600 GAMING MIŠ Sensor: Optical,DPI: 800-1200-1600 Buttons: 7,Switch rating: 3 million clicks Backlight: 7-color backlight,Interface: USB 2.0 Wireless specifications: 2.4 G Weight: 85g,Size:126 x 78 x 41 mm OS support: Windows XP or newer