Rii RKM200 Ergonomic 2.4G Wireless Keyboard and Mouse Combo for Desktop with Water-Resistant Design High speed 2.4GHz wireless radio frequency technology keyboard and mouse combo with up to 10 meters of transmission distance UV surface treatment and laser etching to prevent key cap abrasion, multimedia hot keys lets you instantly watch videos, play music and launch applications 2-in-1 nano URB receiver unifies the mouse and keyboard connections into one USB port, keeping more ports open for other uses The wireless mouse has 3 adjustable DPI level (800/1200/1600) with a blue ray sensor for longer usage and battery life Compatibility: Works with Windows 10 or later, Windows 8, Windows 7, Windows Vista, Windows XP