Amazon.com: Logitech USB Unifying Receiver - 2 Pack : Electronics
List of Logitech products - Wikipedia
Genuine Tiny Unifying Usb Receiver Dongle For Logitech Mouse And Keyboard Can Connect Up To Six (6) Devices W/ Unifying Logo - Keyboards - AliExpress
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
Amazon.com: New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215 : Electronics
USB Receiver does not want to work! - Microsoft Community
Logitech Unifying Receiver for Connecting Multiple Devices
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Logitech C-U0007 Unifying Receiver for Mouse & Keyboard Connect up to 6 Devices 618020802209 | eBay
Logitech Unifying Software: How to Download, Fix or Add Another Device - TechTheLead
Logitech USB Unifying Receiver Dongle for Mouse & Keyboard 910-005235 (Two Pack) | eBay
Ask a Swiss: How to connect a non-Unifying Logitech keyboard & mouse to a new dongle
windows 7 - Logitech unifying reciever no longer works on ALL USB ports - Super User