Logitech Compact Wireless Mouse, 2.4 GHz with USB Unifying Receiver, Optical Tracking, Magic Night - Walmart.com
Wireless Dongle Receiver Unifying USB Adapter for logitech Mouse Keyboard Connect 6 Device for MX M905 M510 Keyboard K400 - AliExpress
Logitech Unifying receiver - Wikipedia
Amazon.com: Logitech MX Master 2S Wireless Mouse, Multi-Device, Bluetooth or 2.4GHz Wireless with USB Unifying Receiver, 4000 DPI Any Surface Tracking, 7 Buttons, Fast Rechargeable, Laptop/PC/Mac/iPad - Graphite : Electronics
Logitech Unifying Receiver for Connecting Multiple Devices