USB Adapter Wireless Mini USB Bluetooth-compatible for Logitech Accessories Laptop Dongle Unifying Receiver - AliExpress
Logitech K780 Multi-device Bluetooth + Unifying Dual Mode Wireless Keyboard with Stand (Black) [AKB0148BPB]- US$42.95 - PlusBuyer.com
Amazon.com: Logitech MX Ergo Wireless Trackball Mouse, Bluetooth or 2.4GHz with Unifying USB-Receiver, Adjustable Trackball Angle, Precision Scroll-Wheel, USB-C Charging Battery, PC/Mac/iPad OS - Black : Electronics
What is Unifying? - Logitech
Logitech Unifying Vs Non-Unifying Receiver (software in description) - YouTube
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech M720 Triathlon Multi-Device Wir 910-004790 Tech-America
Logitech Signature M550LGR Wireless Mouse Quiet Bluetooth Large Graphite Wireless Mouse Wireless Logi Bolt Unifying Not Compatible Windows Mac iPad Android Chrome OS Scroll Wheel Wireless Mouse Quiet - Newegg.com
Unifying Receiver 1 to 6 Devices USB Wireless Keyboard Dongle Mouse | eBay
Restored Logitech K850 Wireless Bluetooth Keyboard PC Mac Chrome + USB Unifying Receiver, (Refurbished) - Walmart.com
ORIGINAL Logitech Unifying Receiver for Performance Mouse MX Dongle Keyboard USB | eBay