20 Hz
20 Hz
20 Hz su StreamingCommunity. 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.
- Genre: Kauhu
- Maa: United Kingdom
- Johtaja: Chris Keller
- Näyttelijät: Alix Wilton Regan,
