Logitech Wireless Keyboard Without Receiver Black 867401-0100 USB PS/2 Cordless | eBay
List of Logitech products - Wikipedia
USB Mini Receiver for Logitech C UAK42 MX3000 MX3200 LX710 WAVE S510 LX300 EX100 V22 mouse and keyboard|receiver transmitter|usb stereo receiverusb transmitter receiver - AliExpress
Logitech MX 3200 Cordless Desktop Keyboard/Mouse Combo at TigerDirect.com