XDA Developers on MSN

7 cheap ESP32-based devices that do one thing perfectly

The ReSpeaker Lite ($32) is a ESP32-based audio kit with a 2-mic array from Seeed Studio that can transform your old speakers ...
Hackaday

How To Hack A Portable Bluetooth Speaker By Skipping The Bluetooth

Portable Bluetooth speakers have joined the club of ubiquitous personal electronics. What was once an expensive luxury is now widely accessible thanks to a prolific landscape of manufacturers mass ...
Geeky Gadgets

PICO DSP ESP32-based Arduino audio input shield

A new Arduino compatible audio development board will soon be launching via the Crowd Supply website offering an open source design for audio and digital signal processing (DSP) applications. The ...
XDA Developers on MSN

I turned the Arduino Uno Q into a streaming server for my Bluetooth speakers

If you're looking for a way to turn your Bluetooth speaker into a Spotify Connect device, then this is the way.
heise online

Undocumented commands tear security hole in ESP32 Bluetooth

The cheap WLAN and Bluetooth chips from the manufacturer Espressif, ESP32, contain undocumented commands in the Bluetooth hardware communication in current firmware versions. This opens up a security ...