Sold as 1 Each. Microsoft keyboard for gaming experience Wired gaming keyboard for lag-free input Works on Apple MacOS X 10.2.x-10.5.x, Microsoft Windows Vista, XP, 7, RT 8.1, RT 8, Windows 8, 8.1 USB connectivity makes it compatible with a wide range of modern devices. Convenient plug-and-play allows instant installation Number pad for performing common numeric functions Calculator hot key for numerical calculations Comes in black color 3-year manufacturer limited warranty.