It is a simple player that can play the one of the MIDI file of music files.MIDI files to listen to the sound as it records the height and strength of soundWe need a synthesizer. There is also software typically can not reproduce the sound of MIDI filesThat voice is the sound varies widely depending on the font.Cacao media will be played high-quality sound from your smartphone, because the built-in software synthesizer that timidity ++.Compare the tones and MIDI tones of cocoa MIDI output of the Windows Media Player media that!