MagicBands were introduced at Walt Disney World in 2013 as waterproof RFID wristbands linked to tickets, hotel keys and payments through the MyMagic+ system. At park entrances like Epcot, guests tap the band against a Mickey shaped reader, and the lights and chime confirm entry. Fans recorded that familiar tap sound during trips and shared it on soundboards and in travel videos. It remains popular because a single ding captures the start of a Disney park day for anyone who has visited.