20 Hz
6.0
2015
0h 5m
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.
Movie Information
Status
Released
Release Date
May 19, 2015
Runtime
0h 5m
Rating
6.0
(1 votes)
Genres
Horror
Overview
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.
