Logitech - C-BT44 - 831511-2000 Wireless USB Receiver for Mouse & Keyboard (S3TJ | eBay
Logitech Unifying Usb Receiver Dongle 6 Devices Performance Keyboard Mouse New - Instrument Parts & Accessories - AliExpress
Logitech Unifying receiver - Wikipedia
Logitech USB Unifying Receiver Dongle for Mouse & Keyboard 910-005235 (2 Pack) - Walmart.com
USB Unifying Receiver for Logitech Mouse and Keyboard 73257010740 | eBay
Office Depot
Logitech MX Keys Mini Wireless Keyboard & Logi Bolt USB Receiver
Amazon.com: Logitech 920003051 K270 Wireless Keyboard, USB Unifying Receiver, Black : Electronics
Genuine Tiny Unifying Usb Receiver Dongle For Logitech Mouse And Keyboard Can Connect Up To Six (6) Devices W/ Unifying Logo - Keyboards - AliExpress
SummitLink Unifying Receiver for Mouse and Keyboard Compatible for Any Logitech Product That Display The Unifying
New Usb Receiver Wireless Dongle Receiver Usb Adapter For Logitech Mk270/mk260/mk220/mk345/mk240/m275/m210/m212/m150 Keyboard - Keyboard Mouse Combos - AliExpress