Logitech Unifying Receiver for Connecting Multiple Devices
Logitech latest Version Genuine Tiny Unifying General Receiver Dongle Connect up to Six Devices for Logitech mouse mice keyboard|unifying receiver dongle|logitech donglemouse dongle - AliExpress
How to pair a mouse with a non-unifying receiver that's not Logitech - Quora
How to Pair Logitech Mouse/Keyboard with a Different "Non-Unifying Receiver" - YouTube
How to pair more than one device with a Logitech receiver
Logitech Unifying for Chrome
What is Unifying? - Logitech
Logitech USB Nano Receiver Dongle for Mouse/Keyboard MK270 - Newegg.com
Download Logitech Unifying Software for Mac | MacUpdate