Sensor: Optical,Buttons: 6 DPI: 800-1200-1600-2400 Switch rating: 3 million clicks,l nterface: USB 2.0 Backlight: mixed colors, OS support: Windows XP or newer

Sensor: Optical;Buttons: 7 DPI: 800-1600-2400-3200-4800-6400 Switch rating: 3 million clicks Backlight: 7-color;Interface: USB 2.0 Cable length: 1.5 m;Weight: 80g Size:125 x 66 x 40 mm OS support: Windows XP or newer

Sensor: optical Backlight: RGB Buttons: 7 Switch rating: 5 million clicks DPI: 800-1600-2400-3200-4800-8000 Polling rate: 125 Hz Cable specifications: USB, Size: 126 x 70 x 40 mm, Weight: 98 g OS support: Windows 7 or newer