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
Genuine Tiny Unifying Usb Receiver Dongle For Logitech Mouse And Keyboard Can Connect Up To Six (6) Devices W/ Unifying Logo - Keyboards - AliExpress
macbook pro - Mac not detecting Logitech receiver on Unifying Software - Ask Different