Fecha de lanzamiento

19 May, 2015

Tiempo de ejecución

00:05: (HH:MM)

Sinopsis

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.

Fotos

×

Actores

Alix Wilton Regan

Multitud