Logitech Unifying Receiver for Connecting Multiple Devices
Logitech MK120 USB Keyboard and Mouse Combo
Logitech MK120 USB Wired Keyboard and Mouse Combo - Gadget Central
Logitech MK120 Wired Keyboard and Mouse Combo for Windows, Optical Wired Mouse, Full-Size Keyboard, USB Plug-and-Play, Compatible with PC, Laptop - Black : Amazon.ca: Electronics
Logitech Unifying Receiver for Connecting Multiple Devices
List of Logitech products - Wikipedia
What is Unifying? - Logitech
Logitech USB Unifying Receiver : Amazon.ca: Electronics
Logitech® Desktop MK120 USB Wired Simplicity Mouse & Keyboard Combo, English
Logitech Unifying Receiver for Connecting Multiple Devices