 MIDI

MIDI (; an acronym for Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and electrical connectors that connect a wide variety of electronic musical instruments, computers, and related audio devices for playing, editing and recording music.The specification originates in a paper published by Dave Smith and Chet Wood then of Sequential Circuits at the October 1981 Audio Engineering Society conference in New York City then titled "Universal Synthesizer Interface."