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Logitech Mouse - Pairing with Original Non-Unifying Receiver - YouTube
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How to Pair Logitech M570 Mouse with Non-Unifying Receiver (Windows PC) - YouTube
Amazon.com: Logitech Wireless USB Nano PC Receiver Cu0010 Dongle C-11077 Adapter for Keyboard and Mouse, Non-Unifying 993-001106 : Electronics
Replacing Your Wireless Mouse / Keyboard Receiver - ComeauSoftware.com