Knocks: Listen & Download Knocks .mp3 Error! Change your browser, please! ⇓ Download Walking in unknown places ⚠ Phenomenon ⚠ Slightly noticeable ⚠ Mystical ringing, fast spinning action. ⚠ Zombie makes sounds ⚠ Metallic influx ⚠ Broken structures ⚠ On the nerves like on the keys ⚠ Horror ⚠ Fright woman ⚠ Throwing a knife at a person ⚠ Ringing ⚠ ★★★★★