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QIACHIP Wireless 433Mhz RF Module Receiver and Transmitter Remote Control Built-in Learning Code 1527 Decoding 4 Channel Output (Transmitter and Receiver kit) - Amazon.com
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433MHz Transmitter and Receiver Module + PDF Manual for Arduino, FS1000A with Sample Code : Amazon.nl: Electronics & Photo
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TUTORIAL: How to set up wireless RF (433Mhz) Transmitter Receiver Module - Arduino Quick Simple - YouTube
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