20 Hz
Horror | 2015-05-19 | United Kingdom
6.0 / 10
$0
$0
5 min.
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.
Horror | 2015-05-19 | United Kingdom
6.0 / 10
$0
$0
5 min.
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.
