20 Hz
2015
0h 5m
6.00
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.
Cast
Alice
Available On
N/A
You must be logged in to save this!
Let us hear your thoughts!
How Does it Work?
Please provide feedback with the short survey afterwards!
