References: Harmonious Music

The following are links to YouTube which have harmonious music:

1. harmonious music
2. harmonious music
3. https://www.binauralbeatsmeditation.com/frequency-guide/

The following are links to YouTube which emit frequencies which potentially can have very positive effects:

1. 432 Hz harmonious music
2. 528 Hz harmonious music
3. More 528 Hz harmonious music