A musical artifact, unique not only in history of ethnic music of Mongolia, but also in world history and archeology was found in rock burials in the area of Zhargalant Khairkhan, Khovd aimak of Mongolia. A joint study of Mongolian and German scientists, based on the age of the artifact, confirms that the unique find dates back to the 7thand 8thcenturies of our era. This musical artifact has been successfully studied by Mongolian, German and American scientists in the fields of archeology, paleoanthropology, ancient writing, line drawing and musicology. The author of the article admits that in the future, by studying the structure of this original artifact, its parts, the original design and classification of ancient musical instruments, one of the most ancient musical instruments on which the ancient Mongolian epic was performed, an instrument that was lost throughout history, can be restored.