Amazon.com : Original Replacement USB Receiver for Logitech Wireless Presenter R400 and R800 : Office Products
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 USB Unifying Receiver 910-005235 - Best Buy
What To Do If I Lost My Logitech Usb | Robots.net
Logitech Unifying Receiver for Connecting Multiple Devices
Amazon.com: USB Dongle Mouse Receiver Adapter Replacement for Logitech G PRO X Superlight Wireless Mouse : Electronics