Is there a difference between Logitech's 'USB Nano receiver' and their 'USB Unifying receiver' and are the two compatible? - Quora
What devices can I pair with my Logitech unifying receiver, other than a mouse and keyboard? - Quora
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Amazon.com: New Logitech Unifying USB Receiver for Mouse MX M905 M950 M505 M510 M525 M305 M310 M315 M325 M345 M705 M215 : Electronics
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Logitech New Logitech Unifying USB Receiver for Keyboard K230 K250 K270 K320 K340 K350 K750 K800 Keyboards - Walmart.com
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