
20 Hz
Human hearing is capable of detecting sound waves between 20 and 20.000 Hz. … merely a small fraction of the frequency spectrum. Most sounds around us go unnoticed.
Cast: Alix Wilton Regan
HDCC
20 Hz
★ 6.0/1020155m
Human hearing is capable of detecting sound waves between 20 and 20.000 Hz. … merely a small fraction of the frequency spectrum. Most sounds around us go unnoticed.
Creators and cast
- Directors
- Chris Keller


















