Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Logi Bolt USB Wireless receiver Dongle Dongle Secure Multi-Device for mx keys mini, pop keys,mouse m650l,master3 - AliExpress
Amazon.com: Logitech 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
How to pair more than one device with a Logitech receiver
Does MX KEYS FOR “MAC” have a unifying USB receiver? I saw a question on Amazon that said it doesn't and only MX KEYS model has it. : r/logitech
Logitech MX Keys Review - RTINGS.com
Logi Bolt is a New Receiver to Connect Work Mice, Keyboards | Digital Trends