2.4ghz Wireless Presenter Pointer Pen Usb Ppt Red Mini Handheld R400 Remote Control For Powerpoint Presentation For Office - Remote Control - AliExpress
Logitech R400 Wireless Presenter Review - YouTube
Marcus Mengs on Twitter: "New receiver for @Logitech R400 presentation clicker mitigates wireless keystroke injection. Had 5 minutes to test a replacement receiver. The new ones marked with 'ESW3601' restrict injectable keys
Zotech Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All | Walmart Canada
Amazon.com: Zotech Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All R400/R700/R800 Models (See Details Before Buying) : Electronics
New USB Receiver for Logitech Wireless Presenter R400 R700 R800 (C-U0014) | eBay
GenuineLogitech Part - Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All R400/R700/R800 Models (See Details Before Buying) by Logitech - Shop Online for Electronics in Australia