I recently discovered Edge Impulse and I am very pleased with the interface and the ease of use. The tutorials are great!
Related to the data augmentation for audio, I noticed you are using SpecAugument. In my project, I tried exporting the notebook which calls
similar to what is described here: https://www.edgeimpulse.com/blog/make-the-most-of-limited-datasets-using-audio-data-augmentation
But I am not finding where it is defined or which module you are using. Could you please clarify that?