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Amazon.com: Logitech Wireless Presenter R400, Wireless Presentation Remote Clicker with 50 ft Red Laser Pointer 910-001356 : Office Products
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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
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Logitech Wireless Presenter R400, Wireless Presentation Remote Clicker with Laser Pointer - Newegg.com
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Amazon.com : Original Replacement USB Receiver for Logitech Wireless Presenter R400 and R800 : Office Products
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Logitech R400 Wireless Presenter With Red Laser Pointer Wireless Presentation Remote, 2.4 GHz, USB-Receiver, Red Laser Pointer, 15-Meter Operating Range, 6 Buttons, Intuitive Slideshow Control, Battery Indicator Black | Lazada
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