USB Unifying Receiver for Logitech Mouse and Keyboard 73257010740 | eBay
Logitech C-U0007 Unifying Receiver for Mouse and Keyboard Works with Any Logitech Product That Display The Unifying Logo (Orange Star, Connects up to 6 Devices) : Amazon.ca: Electronics
OEM Non-Unifying USB receiver M/NC-U0007 / M/NC-U0010 for Logitech Key — FUNKY.sg
Logitech Unifying receiver – originals, fakes and much much more – gr33nonline
List of Logitech products - Wikiwand
Logitech latest Version Genuine Tiny Unifying General Receiver Dongle Connect up to Six Devices for Logitech mouse mice keyboard
Logitech Unifying receiver – originals, fakes and much much more – gr33nonline