Logitech Wireless Presenter R400 with Red Laser Pointer review - YouTube
Logitech Logitech Wireless Presenter R700 134 x 28 x 38 mm (B x H x T) Windows® universell 30m inkl. Unifying-Empfänger schwarz | Wir-In-Günzburg
USB C-UR37 Dongle for Logitech Wireless Presenter Laser Pointer C-UR37 | eBay
List of Logitech products - Wikipedia
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Logitech Unifying Receiver for Connecting Multiple Devices
Original Logitech R400 USB Wireless Presenter Red Laser Pointer PPT Remote Control Pen for PowerPoint Presentation Teaching - AliExpress Computer & Office