Logitech C-U0007 Unifying Receiver for Mouse and Keyboard Works with Any Logitech Product That Display The Unifying Logo (Orange Star, Connects up to 6 Devices) - Walmart.com
For Keyboard Mouse Original Logitech Micro Receiver / C-U0007 Unifying Receiver | eBay
Genuine Tiny Unifying Usb Receiver Dongle For Logitech Mouse And Keyboard Can Connect Up To Six (6) Devices W/ Unifying Logo - Keyboards - AliExpress
USB Unifying Receiver by Logitech® LOG910005235 | OnTimeSupplies.com
Logitech USB Unifying Receiver Dongle for Mouse & Keyboard 910-005235 (Two Pack) | eBay
Logitech Unifying Receiver for Connecting Multiple Devices