
20 Hz
20 Hz
20 Hz . 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.
- קטגוריה: אימה
- מדינה: United Kingdom
- מְנַהֵל: Chris Keller
- שחקנים: Alix Wilton Regan,