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Logitech R400 Wireless Presenter Remote Control
Amazon.com: Logitech Cordless Presenter - Mouse - Optical - 2 Button(s) - Wireless - Bluetooth - USB Wireless Receiver : Video Games
Logitech R400 Wireless Presenter Review - YouTube
User manual Logitech R400 (English - 32 pages)
Logitech R400 Remote Presenter Setup on Mac and Troubleshooting on Mac - YouTube