We are offering wireless keyboard. Features: plug and play: simply connect the wireless nano usb receiver to your computer and start using the keyboard and mouse. Ultra thin design. Reliable 2.4 ghz wireless connection: up to 10m working range. Works with: microsoft windows 8 7 xp 2000 vista mac os x linuxubuntu auto standby mode to conserve battery life when not in use. Spill resistant design nano usb receiver