The main.cpp file in the src folder was written for PlatformIO, but it is possible to convert it for Arduino IDE.

You just need to change the file extension from cpp to ino and delete "#include <Arduino.h>".

The project is very simple and requires only a few connections.

You needs a UDP listener like netcat on port 16500 ( in according with sketch ) on listener PC.

The command to run on the Linux terminal for live audio streaming is:

You needs a SoX utility with mp3 handler for Recorder

Under Linux for recorder (give for file.mp3 the name you prefer).

The command to run on the Linux terminal for rec audio streaming is: