Anna-Maria Hefele is a German musician who practices "overtone singing", a technique where a singer manipulates their vocal chords to sing two simultaneous notes. It's a pretty unearthly sound, and something which she teaches on her website if you want to learn, linked below. This video was released back in 2014 , and she has created a first step video for anyone interested in learning:
You can learn to sing overtones with the tutorials on her website: https://overtone.academy/shop
https://anna-maria-hefele.com/
More videos on her youtube channel: https://www.youtube.com/@AnnaMariaHefele/videos
About the author [midierror]: midierror makes nifty Max For Live devices, innovative music hardware, award winning sample packs and hosts a podcast speaking to people in the music world.
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