Building a Covert-Capable Audio Recorder on a $20 E-Paper Board (ESP32-S3)
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I wanted a small, cheap, Wi-Fi-controllable audio recorder I could point a camera at for demo videos — something that looks like a random…

 

 I wanted a small, cheap, Wi-Fi-controllable audio recorder I could point a camera at for demo videos — something that looks like a random…Continue reading on Medium » Read More IoT on Medium 

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By ali

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