This beautiful blue marble-coloured diatonic accordion with 18 tones and bass/chord buttons has a beautiful sound and is in very good condition. A diatonic accordion produces another tone if you pull it than when you push it. For example, with the same number of keys you can produces twice as many tones. This blue marble-coloured Mundia is as you can observe in the photos in excellent condition, and all keys play and sound fine. This robust instrument brings a very warm and melancholic sound and is expressive and explosive with if necessary a lot of volume. The accordion is in tune, and is free of leaks. The accordion buttons produce so-called "power chords" or only tonic and fifth, no third. This allows you to simulate both minor and major chords. Please note: 1 of the 3 chord buttons doesn't work Rest is completely 100% in order. A unique sound: warm, dramatic, and expressive! Brand: Mundia Type: Diatonic Accordion Colour: Blue/Marble Scale: C major Number of keys: 9 Number Of Bass/Chord Buttons: 3 Dimensions (closed): approx 22 x 22 x 11 cms 9 keys: (In-out) E--A G--B C--D E--F G--A B--C D--E F--G A--C 3 bass/chord buttons (In/-out): 1st button is C-G (bass) 2nd button is C-G (chords without third, so C + G-D + G) -> the 3rd Bass/Chord button has no sound A beautiful compact instrument in excellent ready state. Very expressive sound, for unplugged sessions, for street performers, sailor choirs, for in the studio or on the stage. + Will be sent very carefully packaged. ++ Low shipping costs. +++ Win more items and pay even less for shipping