this keyboard features a low profile design and fluid, quiet typing that allows for uninterrupted work sessions. Personalize your keyboard layout with programmable keys and light up your workspace with customizable backlighting. With Bluetooth connectivity and USB-C rechargeability, Features: Fluid Typing Experience: Laptop-like profile with spherically-dished keys shaped for your fingertips delivers a fast, fluid, precise and quieter typing experience Automate Repetitive Tasks: Easily create and share time-saving Smart Actions shortcuts to perform multiple actions with a single keystroke with the Logi Options+ app (1) Smarter Illumination: Backlit keyboard keys light up as your hands approach and adapt to the environment; Now with more lighting customizations on Logi Options+ (1) More Comfort, Deeper Focus: Work for longer with a solid build, low-profile design and an optimum keyboard angle that is better for your wrist posture Multi-Device, Multi OS Bluetooth Keyboard: Pair with up to 3 devices on nearly any operating system (Windows, macOS, Linux) via Bluetooth Low Energy or included Logi Bolt USB receiver (2) USB C Rechargeable Keyboard: Stays powered for up to 10 days on a full charge or up to 5 months (backlighting turned off) (4); quick charge with the included USB-C charging cable Team with Master 3S: Pair any MX wireless keyboard and mouse with Logi Options+ and seamlessly work, transfer text and files between up to 3 computers (Windows macOS) Recycled: Plastic parts in MX Keys S Wireless Keyboard include certified post-consumer recycled plastic a?? 26% for Graphite and 11% for Pale Grey (5) Package Includes: 1 x Office Wireless Keyboard Listing and template services provided by inkFrog