Kalimba electro-acoustic walnut XXL bass guitar with flat bottom: Soundboard in walnut, back in cherry, crown in coloquinte. Solid steel pressure bar, ebony front bridge, boxwood back bridge. Dimensions: 27 x 30 x 5.5 cm. Includes a set of 9 blades. Amplification: 6.35 mm female jack output (jack not supplied). Tuning: D, E, G, A, B, D, E, G, B.