Compatible with all Logitech Unifying products Connect up to six devices to your computer at once without the hassle of multiple receivers Compact wireless USB receiver adds minimal width to your laptop, allowing you to leave it in at all times to reduce chance of loss Requires Windows 10, Windows 8, or Windows 7, and Internet connection Compatible with Windows 10, 11 or later Certified carbon neutral: the carbon impact of the product and packaging has been reduced to zero