Re-Program your keyboard & mouse receiver with Logitech Connection Utility - YouTube
USB Bluetooth 5.0 Adapter/Dongle for PC - Bluetooth & Telecom Adapters | StarTech.com
Replacing Your Wireless Mouse / Keyboard Receiver - ComeauSoftware.com
Amazon.com: 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) (C-U0007) : Electronics
Logitech Unifying Receiver for Connecting Multiple Devices
920-007558K2 Logitech K380 Multi-Device Bluetooth Keyboard with 3.0 Hub and Dongle Adapter
Logitech Bluetooth Keyboard Mouse 5.8V 1A AC Adapter Supply ADP-6GB 190162-0000 | eBay
Amazon.com: Logitech Bluetooth Audio Adapter for Bluetooth Streaming : Electronics
Logitech K380 Multi Device Bluetooth Keyboard with 3.0 Hub and Dongle Adapter 196271835882 | eBay
Logitech K380 Multi-Device Bluetooth Keyboard (Dark Gray) Bundle with Knox Gear USB Bluetooth 4.0 Dongle Adapter (2 Items) : Electronics - Amazon.com
LOGI USB-C to A Adaptor - Logitech Accessories
Fit Logitech Unifying Receiver Wireless 1 to 6 Devices USB Keyboard Mouse Dongle | eBay
LOGI USB-C to A Adaptor - Logitech Accessories
Logitech MX Keys Wireless Keyboard 920-009295 B&H Photo Video
Amazon.com: Logitech Bluetooth Audio Adapter for Bluetooth Streaming : Electronics
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
Office Depot
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
Amazon.com: Logitech K380 Multi-Device Bluetooth Keyboard (Dark Gray) Bundle with Knox Gear USB Bluetooth 4.0 Dongle Adapter (2 Items) : Electronics
Logitech Unifying receiver - Wikipedia
Logitech K380 Multi-Device Bluetooth Keyboard – Windows, Mac, Chrome OS, Android, iPad, iPhone, Apple TV Compatible – with Flow Cross-Computer Control and Easy-Switch up to 3 Devices – Dark Grey - Newegg.com