Music fountain adds the music control sys- tems at the on the basis of the program con- trol, the computer decodes and encodes through the recognition of the voice frequen- cy and MIDI signal, and output the signal to the control system at last. Then make the fountain type and the light changes keeping pace with the music. In this way, the perfect combination of fountain water type, the change of light and color and music emotion, to make the fountain performance more vivid, richer and reflect the art of water. Music fountain can change according to the music change. Users can write their favorite music programs in the edit interface. The system can realize the unification of music, water, light atmosphere.