The exact recording source for this clip is not documented, so it is best known through its online use as a short doorbell effect shared on soundboards and in video edits. Creators use it alongside a ding sound effect for notifications or a door knocking sound effect when building a full arrival moment. Its two notes have become a universal shorthand for a visitor at the door in memes, animations and skits, which is why it remains popular despite its very brief length and simple design.