Informed by the natural movements of your body, the Sculpt Ergonomic Keyboard, Designed by Microsoft™, is made for productivity and performance. Crafted with the intention of a relaxed, comfortable, and easeful computing experience, the Sculpt Ergonomic Keyboard features a removable elevator, enabling you to create without consistent stress or strain on your wrists and hands. Picture on box for illustration only, may differ from actual keyboard. Sculpt Ergonomic Keyboard Features: Designed by Microsoft™​  Cushioned palm rest promotes a natural wrist position while providing all-day support  Domed keyboard and split keyset design helps to ideally position your wrists and forearms in a natural, relaxed position​ for all-day use  Removable elevator for customizable wrist comfort​  Natural Arc key layout mimics the curved share of the fingertips​  Reverse Tilt angles the keyboard to promote a straight and neutral wrist position​  Windows button for one-touch access to the start menu​  Separate number pad provides greater flexibility for workspace setup  Advanced Encryption Standard (AES) 128-Bit Encryption technology​  Please note: This device is not compatible with the Microsoft Mouse and Keyboard Center or Microsoft Accessory Center utilities.