Description: Large Oak Door: Knock On Door Lightly Wood Doors & Gates

Description: Knock Fast On Window; Vintage Recording; Door & Window Impacts

Description: Knock Fast On Wood; Vintage Recording; Wood Hits

Description: Knock Four Times On Heavy Wood Door Wood Doors & Gates

Description: Knock Fast On Window; Vintage Recording; Door & Window Impacts

Description: Wooden table placed firmly on wooden floor.

Description: Four knocks on a wooden surface. Recorded with iPhone 4S bottom microphone. .wav @ 1411kbps | Duration: 0:00:01