Experience next-level comfort and productivity with the MK850 Performance. Hyper-fast scrolling and a full-size keyboard help you get more done at your desk – and a cushioned palm rest, curved keyframe and contoured mouse let you power through in comfort. Type and switch seamlessly between your computer, tablet, and phone. And pair your mouse with up to 3 devices. The combo has been optimized for use with all your operating systems – including Windows, Mac, and Chrome OS.