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2.4GHz Wireless Powerpoint Presenter Presentation Pointer PPT Clicker with USB Receiver 100 Meters Remote Control Compatible with Windows Android OS for Meeting Teaching Training Lecture - Walmart.com
Amazon.com: Logitech USB 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