Absolute Pitch ----- is a rare and a valuable musical ability. ---- The Absolute Pitch allows to hear the musical quality of any sound and the tonality instantly, to realize the inflexions easily, to sol-fa fluently and to shorthand the musical dictations. The Absolute Pitch accelerates the development of the harmonic ear for music, enlarges the volume of the musical memory, and relieves the mastering of the musical graphics and the learning of music. The Absolute Pitch promotes the achievement of the high creative results in the combination with interval, selective, functional and the other components of the ear for music and the developed musical thinking. For the first time in the world the musical psychology gives the scientific explanation of phenomenon of the Absolute Pitch. The opening of the harmonic essence, the monotonality of nature and ontogenesis of the Absolute Pitch has allowed to develop the efficient way of the shaping and the development which it was considered an innate musical ability . Now the Absolute Pitch is not a privilege of the elected persons, but the obligatory component of the professional ear for music!