The D'Luca Patron Button Accordion 3 Switches 34 Keys with 12 Bass on GCF Key with Case and Straps is a 3 Row Chromatic Button Accordion with 3 Switches, 34 treble buttons and 12 bass buttons. The D'Luca Patron delivers the unique tone of the Norteño music with excellent results On or Off stage! The D'Luca Patron Features Italian style decorations with pearlescent colors, 3-Switch system for added tone versatility, the Switches offer a wet tone or dry tone. 20-Fold diamond design bellows for bigger sound with steel corners for added protection. Beautiful custom Grill acoustically designed to provide a bigger sound than most other comparable accordions. A slide lever air valve makes for faster air intake. Upgraded button design for smooth operation. The D’Luca Patron also includes an adjustable left hand strap, double straps hooks on each side of the accordion and two bellow straps. Each D'Luca Patron Accordion includes a premium hard case and adjustable PU Leather shoulder accordion straps. Accordion Dimensions: 13.75 Inches Length, 14.25 inches Height and 7.50 Inches Width. Accordion Weight 13 lbs. approximately.