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
Logitech Unifying Receiver for Connecting Multiple Devices
LANGTU USB Unifying Receiver ft. 2.4 GHz Compatible with Unifying Wireless Mouses & Keyboards – LANGTU Store
Logitech Unifying Receiver for Connecting Multiple Devices
What is Unifying? - Logitech
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
Amazon.com: Logitech Unifying Receiver for Mouse and Keyboard (Renewed) … : Electronics