Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech's Unifying-equipped Performance Mouse MX and Anywhere Mouse MX track on glass | Engadget
Logitech MX Master 3 /2S - How to Pair Unifying Receiver (Win 10) - YouTube
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
What is Unifying? - Logitech
Logitech Unifying Receiver 1 to 6 Devices USB Dongle for Wireless Keyboard Mouse for sale online | eBay
Logitech Unifying USB Receiver for Performance Mouse MX - Newegg.com
Logitech Unifying Receiver for Connecting Multiple Devices