The Logitech MX Keys Mini Wireless Keyboard works on a minimalist keyboard that places every key, command, & shortcut at your fingertips. The minimalist form factor aligns your shoulders & allows you to place your mouse closer to your keyboard for less hand reaching for better posture & 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.