Connect multiple Logitech wireless devices using same USB receiver
How to Sync a Logitech Wireless Mouse With a Different Receiver
Logitech USB Unifying Receiver Dongle for Mouse & Keyboard 910-005235 (Two Pack) - Walmart.com
Amazon.com: Logitech 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
Logitech Wireless Unifying USB Receiver Dongle for Keyboard & Mice | eBay