Brand: Weltmeister Model: Supita II Type: Piano Accordion Reeds: 4/5 LMMH Treble: 41 Keys, 19.25"(48.9cm) Key to Key, 11 Registers Bass: 120 Bass Buttons, 5 Registers Weight: 27lbs / 12.4kg Features: Legendary double tone chamber professional model with handmade reeds Includes: New Straps and Case, 2 Year Factory Warranty Suggested Upgrades: New Velour Cover, New Accordion Stand, Professional Microphone Installation