Dell KM5221W Pro Wireless Keyboard and Mouse (580-AJRP) - Device Type: Keyboard and mouse set, Interface: 2.4 GHz, Keyboard - wireless, Localization and Layout: QWERTY US International, Movement Resolution: 4000 dpi, Buttons Qty: 3, Mouse - wireless, OS Required: Apple MacOS, Android, Google Chrome OS, Microsoft Windows 7 / 8.1 / 10, Red Hat Enterprise, Linux 8.0, Ubuntu 18.04