New Usb Receiver Wireless Dongle Receiver Usb Adapter For Logitech Mk220/mk270 X6hb - Mice & Keyboards Accessories - AliExpress
New Usb Receiver Wireless Dongle Receiver Usb Adapter For Logitech Mk270/mk260/mk220/mk345/mk240/m275/m210/m212/m150 Mouse Keybo - Mice & Keyboards Accessories - AliExpress
Logitech MK220 Wireless Keyboard And Mouse
What do you do with a spare Logitech Unifying receiver? - Quora