Keyboard Features Media Center - Four hot keys let you control the most-used media activities Hot Keys Included - play/pause, volume up, volume down, and mute Quiet-touch Keys - Quiet, responsive, thin-profile keys Calculator Hot Key - One touch of the button and you can quickly access the Calculator Spill-Resistant - Enjoy a drink whilst working - keyboard is designed to withstand an accidental spill Windows Start Button - Launch start menu and search your PC or Internet with Windows Vista installed Plug and Play - No software needed. Just connect the keyboard to your PC and go Combines Sleek Design with Exceptional Value  This spill-resistant keyboard delivers all the features you need - and more - with Microsoft quality and reliability. Enjoy plug-and-play setup, Windows Vista