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
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Wireless USB Nano PC Receiver CU0010 Dongle C-11077 Adapter Non- Unifying 993-001106 - Walmart.com
USB-C universal receiver: Where can I buy one?
C-U0007/U0008 Unifying USB Receiver For Logitech M215/505/705/905 K340/350 M345 | eBay
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
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech C-U0007 USB LZ731Z2A-DJ Unifying Receiver C-8941 For Mouse A Keyboards | eBay
Amazon.com: SummitLink Unifying Receiver for Mouse and Keyboard Compatible for Any Logitech Product That Display The Unifying Logo (Orange Star, Connects up to 6 Devices) B083J7DYDT : Electronics
Logitech Latest Version Genuine Tiny Unifying General Receiver Dongle Connect Up To Six Devices For Logitech Mouse Mice Keyboard - Mouse - AliExpress