Logitech Standalone USB Unifying Receiver (910-005235)
Bootstrap
Unifying Receiver 1 to 6 Devices USB Wireless Keyboard Dongle Mouse | eBay
Logitech M510 Wireless Computer Mouse – Comfortable Shape with USB Unifying Receiver with Back/Forward Buttons and Side-to-Side Scrolling Dark Gray 910-001822 | Fast Server Corp. www.srvfast.com
Logitech Unifying Receiver for Connecting Multiple Devices
What is Unifying? - Logitech
Logitech Unifying Receiver for Connecting Multiple Devices
For Keyboard Mouse Original Logitech Micro Receiver / C-U0007 Unifying Receiver | eBay
6mm Wireless Dongle Receiver Unifying USB Adapter for Logitech Mouse Keyboard Connect 6 Device for MX M905 M950 M505 M510 M525 - AliExpress
File:Logitech Unifying Receiver USB.jpg - Wikipedia
Logitech Unifying Vs Non-Unifying Receiver (software in description) - YouTube
Logitech Unifying Software - Download
Evolution of Logitech Unifying receivers : r/logitech