Accordion Weltmeister Cantus IV, 120 basses, double resonance box, 4 voices, 11 registers on the right, 41 keys, 5 registers on the left hand. Professional instrument. In very good condition, sold with very wide and comfortable straps. Does not lose air, the bellows do not leak. Keyboard in very good condition. The sound is very open and warm, ideal for jazz, balkan music, tango.... To try in Paris. Rare accordion in this condition! Very good physical condition, and sound quality!