Amazon.com: Logitech 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
Logitech K270 Wireless Keyboard with Unifying Receiver
Logitech K400 Wireless Keyboard – Sim Coaches
Logitech MK470 Slim Wireless Keyboard and Mouse Combo
Wireless Dongle Receiver Unifying USB Adapter for logitech Mouse Keyboard Connect 6 Device for MX M905 M950 M505 M510 M525 Etc - AliExpress
Keychron USB Bluetooth Adapter for Windows PC – Keychron | Wireless Mechanical Keyboards for Mac, Windows and Android
Logitech K600 Tv Wireless Keyboard With Integrated Touchp Incad And Dongle Adapter : Target
StarTech.com USB Bluetooth 5.0 Adapter, USB Bluetooth Dongle Receiver for PC/Laptop, Range 33ft/10m - USBA-BLUETOOTH-V5-C2 - Wireless Adapters - CDW.com
Restored Logitech K850 Wireless Bluetooth Keyboard PC Mac Chrome + USB Unifying Receiver, (Refurbished) - Walmart.com
Logitech Mx5500 Wireless Keyboard And Mouse Combo Usb Receiver - Keyboard Mouse Combos - AliExpress
Logitech Bluetooth Audio Receiver for Wireless Streaming
Zone Wireless Audio Receiver
Logitech Wireless Keyboard/Mouse USB Receiver 2.0 EDR C-UV35 | eBay
Logitech Signature K650 Comfort Full-Size Wireless Keyboard with Wrist Rest, BLE Bluetooth or Logi Bolt USB Receiver, Deep-Cushioned Keys, Numpad, Compatible with Most OS/PC/Window/Mac - Off White - Newegg.com
Logitech MX 5500 Wireless Keyboard Replacement USB Bluetooth Receiver Dongle | eBay
Logitech MX Mechanical Mini Wireless Bluetooth Dual Mode Keyboard with Logi Bolt USB Receiver(Green Axis)
Logitech Bluetooth Audio Receiver for Wireless Streaming