Amazon.com: 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) : Electronics
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Unifying Receiver 1 to 6 Devices USB Dongle for Wireless Keyboard Mouse for sale online | eBay
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I need a new computer mouse. What is the difference between a nano receiver and a unifying receiver? Do I need the mouse to have one of those? - Quora
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Logitech Nano Receiver vs Unifying Receiver
Logitech Unifying Receiver for Connecting Multiple Devices