Replacement USB Receiver for Logitech Wireless Presenter R400 & R800 | iSeaClear, Inc.
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Zotech Replacement USB Receiver (C-U0014) for LogitechWirelessPresenter R400/R700/R800 - Not Compatible with All R400/R700/R800 Models (See Details Before Buying) : Electronics - Amazon.com
Replacement USB Receiver for Logitech Wireless Presenter R400 & R800 | iSeaClear, Inc.
Logiteh Logitech Wireless Presenter R400 at Rs 1400.00 in Bengaluru | ID: 10433986855
Logitech Professional Presenter R800 Replacement USB Reciever | eBay