
20 Hz
Release Date: 2015-05-19
⭐ 6.0
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.
Director: Chris KellerHorror

Release Date: 2015-05-19
⭐ 6.0
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.