BlueFinger Gaming Wired Keyboard and Mouse with Customed Gaming Mouse Pad System requirements: WindowsXP/Vista/7/8, USB ports. Spill-Resistant Design. Multi-media Keyboard controls. FN Key area extended functionality: FN + SL can change the color of the keyboard's backlit. FN + UP Arrow, FN + Down Arrow can control the brightness of the keyboard's backlit. Mouse: 7 color breathing backlit. Keyboard: Three color sdjustable backlilt (Purple Red Blue). The mouse with DPI governor: 600/1000/1600. Keyboard size: 48*21*2cm. Mouse size: 12.5*7.3cm. Lite version interface design, can perfect match your workspace. Package contents: BlueFinger backlit wired keyboard, BlueFinger seven color backlit wired mouse, BlueFinger customized mouse pad as gift.