Logitech Wave Keys for Business Keyboard - Compact - Wireless Connectivity - USB Type A Interface - Graphite - Bluetooth - 5.1 - 10 m - Windows 10, Windows 11, Mac OS X 11.0 Big Sur, ChromeOS, Linux, iPadOS 14, Android 9.0 - Chromebook, Notebook, Computer - PC, Mac - AAA Battery Size Supported