How to pair more than one device with a Logitech receiver
How to convert my wireless keyboard Bluetooth dongle as universal bluetooth dongle? - Super User
Product | StarTech.com USB Bluetooth 5.0 Adapter, USB Bluetooth Dongle Receiver for PC/Computer/Laptop/Keyboard/Mouse/Headsets, Range 33ft/10m, EDR (USBA-BLUETOOTH-V5-C2) - network adapter - USB
Replacing Your Wireless Mouse / Keyboard Receiver - ComeauSoftware.com
How to Pair logitech Mouse/Keyboard with Other non-Unifying Receiver (for PC) - YouTube
Logitech Bluetooth Music Receiver review: Forget the aux cord, this little box turns any stereo into a wireless music system - CNET
Logitech Unifying Receiver for Connecting Multiple Devices
Can you use a mouse Bluetooth dongle for other devices? - Quora
Wireless Dongle Receiver Unifying USB Adapter for logitech Mouse Keyboard Connect 6 Device for MX M905 M510 Keyboard K400