20 Hz (2015) is a horror directed by Chris Keller rated 6.0/10.
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.
Released: 2015-05-19
Duration: 0h 5m
Genre: Horror
Country: United Kingdom
Director: Chris Keller
Writer: Chris Keller
Cast: Alix Wilton Regan
Production: N/A
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