Quiet-touch Keys Appreciate a keyboard with quiet, responsive, thin-profile keys. Spill Resistant Design This keyboard is designed to withstand an accidental spill. Windows Start Screen Key Simply press the Windows start screen key to view your apps and start screen.Simply press the Windows start screen key to view your apps and start screen. Plug and Play No software needed. Just connect the keyboard to your PC and go! Comfort Experience comfortable use in your right or left hand. Optical Technology Enjoy high-performance optical technology. The 800-dots-per-inch (DPI) optical sensor delivers greater accuracy and control. Scroll Wheel Move through documents and webpages quickly.