Microsoft Natural Ergonomic Palm Rest Comfort Keyboard for Business - Wired (LXM-00001) Exceptional comfort. Work all day, with reduced risk of fatigue and injury, on our Ergonomist-approved design. Excellent support. Improved cushion and ergonomically tested palm rest covered in premium fabric provides all-day comfort and promotes a neutral wrist posture. Be more productive with built-in shortcuts, including dedicated keys for office 365,* emojis, search, easy access to media controls, and more. Designed to last — wired for reliable speed and accuracy. Crunch numbers Fast, with a dedicated integrated pad. Compatibility: Microsoft Windows 10, Limited functionality Windows 8.1/7 (Office and Emoji keys have no function)