Logitech MX Master 2S Wireless Mouse « Blog | lesterchan.net
Logitech Unifying Receiver | www.shi.com
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
Logitech MX Keys losing connection with unifying receiver : r/techsupport