SparkFun Cellular Shield MG2639

>> DOWNLOAD LINK 🎞️ #1 <<

>> DOWNLOAD LINK 🎞️ #2 <<

>> DOWNLOAD LINK 🎵 MP3 <<

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The Super Friends Button uses an Arduino and the MG2639 Cellular Shield (https://www.sparkfun.com/products/13120) to send a text to a list of people. Use only in case of emergency! • Tutorial • http://www.hackster.io/ShawnHymel/sup...

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