Logitech Unifying USB Reciever for Mouse and/or Keyboard C-U0007

Logitech C-U0007 Unifying Receiver Dongle for Mouse and Keyboard

Logitech Unifying Receiver mini nano CU0006 CU0007 USB dongle for wireless mouse

Logitech Nano Receiver non-Unifying C-U0019 USB dongle for wireless mouse CU0019

Genuine Logitech Unifying Receiver-Wireless Mouse/Keyboard USB Dongle 6 Devices

Genuine Logitech unifying receiver USB doungle for mouse and keyboard M510 M325

Logitech M310 Wireless Mouse With Logitech Unifying USB Receiver – Fully Working

Genuine Logitech Unifying Receiver-Wireless Mouse/Keyboard USB Dongle 6 Devices