20 Hz
2015 • Directed by
Chris Keller
Horror
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.
Release Date
5/19/2015
Rating
6.0/10
2015 • Directed by
Chris Keller
Horror
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.
5/19/2015
6.0/10
