Vintage M. Hohner Two-Sided Harmonica "The Echo Harp" is a rare and sought-after collectible item that embodies the craftsmanship and quality of Hohner instruments. Made in Germany, this unique harmonica features a two-sided design, offering a versatile and distinctive sound that sets it apart from traditional models. With key notes of C and G, this harmonica is capable of producing a rich and melodious tremolo that is sure to captivate audiences and collectors alike. The inclusion of its original box adds to its appeal as a complete and well-preserved piece of musical history.