Logitech Unifying Receiver for Connecting Multiple Devices
Logitech MK520 Wireless Keyboard Mouse Combo with Unifying
Question - Logitech Keyboard with Generic Receiver? | Tom's Hardware Forum
Amazon.com: Logitech C-U0007 Unifying Receiver for Mouse and Keyboard Works with Any Logitech Product That Display The Unifying Logo (Orange Star, Connects up to 6 Devices) (C-U0007) : Electronics
Wireless Dongle Receiver Unifying USB Adapter for logitech Mouse Keyboard Connect 6 Device for MX M905 M950 M505 M510 M525 Etc|Mice| - AliExpress
Pairing two Logitech Devices with the same USB Receiver (Windows 10) - YouTube
How To Pair Logitech Unifying Receiver With Mouse And Keyboard | Logitech | Get Fixed - YouTube