The Logitech MX Keys Mini Wireless Keyboard works on a minimalist keyboard that places every key, command, and shortcut at your fingertips. The minimalist form factor aligns your shoulders and allows you to place your mouse closer to your keyboard for less hand reaching for better posture and improved ergonomics. Easily pair up to three devices at a time via Bluetooth® Low Energy, no need to use up USB ports to connect. Wired/Wireless: Wireless; Maximum Wireless Range: 33 ft; Connector/Port/Interface: Bluetooth®; USB; Keyboard Design: Compact.