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
How to Pair Logitech Unifying Wireless Receiver [Hindi] - YouTube
Zone Wireless Plus Unifying + Audio Receiver
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Logitech's USB Unifying Receiver: one dongle to serve multiple input peripherals | Engadget
Tired of waiting for unifying usb c, inspired by “DIY Perks” to make my own : r/logitech
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Logitech Unifying Receiver for Connecting Multiple Devices
New Logitech Unifying USB Receiver for M905 M600 M525 Mouse &K350 K750 Keyboard. | eBay