RIFF (little-endian) data, WAVE audio, Microsoft PCM, 8 bit, mono 8000 Hz: https://ccrma.stanford.edu/courses/422/projects/WaveFormat/
http://chimera.labs.oreilly.com/books/1234000001552
https://www.youtube.com/watch?v=Pgw_nVqSTLw
https://www.youtube.com/watch?v=GtQdIYUtAHg
https://www.youtube.com/watch?v=tCRPUv8V22o
t*((t>>9|t>>13)&25&t>>6)
<audio id="A" controls="" src="data:audio/wav;base64,UklGRl9vT19XQVZFZm10IBAAAAABAAEAQQKEBYcIiguNDoABgwSGB4kKjA2PAIIDhQaICYsMjg..."></audio>