The Kalimba B15 is handcrafted in Germany from solid American cherry wood. The wood is treated with vegetable oils and waxes. All 15 reeds are precisely tuned in the G major scale. It includes some small colored magnets that can be placed as a guide on the sheets that interest you to better visualize the chords when playing. Factory tuning: G major. From G3 to G5 (two octaves). Dimensions: 14.9 x 16 x 4.1 cm Weight: 400g