2 X Bluetooth V4.0 USB Adapter CSR chip Bluetooth adapter Bluetooth 4.0 Adapter Mini Nano Wireless Dongle Stick EDR USB 2.0 Dual-Mode Highspeed ship from US - Newegg.com
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
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Logitech M185 Wireless Mouse, 2.4GHz with USB Mini Receiver, Ambidextrous, Blue - Walmart.com
Logitech Bluetooth Audio Receiver for Wireless Streaming
Logitech C-UAK42 SecureConnect Wireless Mini USB Receiver 831842-0000 | eBay
Usb Receiver Logitech G700s | Logitech G700s Adapter | Receiver Adapter - Pc Hardware Cables & Adapters - Aliexpress
Amazon.com: Onvian USB Bluetooth Adapter for PC, Plug&Play Bluetooth 5.0 Dongle Receiver for Windows11/10/8.1/8 Bluetooth Extender for Desktop Printer Laptop Mouse Keyboard Headsets Speakers Win7 Driver-Needed : Electronics
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Logitech MX500 Keyboard USB Bluetooth 2.0 EDR Receiver Dongle P/N 830-000021 | eBay
How to Download Logitech Unifying Software on Windows 11