Calcutta Harmonium Scale Changer, Maharaja Musicals, In USA, Folding, Teak Wood, 13 Scales, 4 Reeds, Natural Color, Tuned to A440, Padded Bag, Book, Indian Musical Instrument (PDI-BBH) BRAND NEW ORIGINAL PRODUCT - MADE BY CALCUTTA'S PREMIUM HARMONIUM MAKER CONCERT QUALITY HARMONIUM - TUNED TO A440 PITCH - MADE FROM DRIED INDIAN TEAK WOOD - NATURAL TEAK WOOD COLOR 3 OCTAVES + 1 EXTRA KEY, TOTAL 37 KEYS - 4 SET OF REEDS, 13 SCALE CHNAGER HARMONIUM BOOK AND PADDED GIG BAG ARE INCLUDED INSTRUMENT HAND MADE IN INDIA - PROFESSIONALLY TESTED BEFORE SHIPPING!!!