Knocks: Listen & Download Knocks .mp3 Error! Change your browser, please! ⇓ Download Metal rotation ⚠ Trembling ⚠ Ghostly atmosphere, approaching, moving away ⚠ Scary video transition sound ⚠ Sound of terrible tension ⚠ Mystical jingle ⚠ Fright woman ⚠ Buzz, Phantom atmosphere ⚠ Depth ⚠ Carve the corpse ⚠ Sound for scary moment on video ⚠ Ghost voices ⚠ ★★★★★