How to pair more than one device with a Logitech receiver
Logitech Unifying receiver - Wikipedia
Logitech USB Unifying Receiver Dongle for Mouse & Keyboard 910-005235 (Two Pack) - Walmart.com
Logitech Unifying + Audio Receiver (981-000963)
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Connect multiple Logitech wireless devices using same USB receiver
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Logitech Unifying Receiver for Connecting Multiple Devices
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100% Original NEW Logitech Logi Bolt USB Wireless Receiver Logi Bolt 【Boxed】Dongle Secure Multi-Device For Multi-Computer - AliExpress
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Can you use multiple Logitech receivers with one computer? - Quora
Replacement Unifying Receiver for Logitech Wireless All-in-One Keyboard TK820 Sh | eBay
Pairing two Logitech Devices with the same USB Receiver (Windows 10) - YouTube
Logitech Unifying Receiver for Connecting Multiple Devices
Original Logitech Unifying Receiver For Wireless Keyboard Mouse1 to 6 Devices | eBay