Hohner Panther 3100GB G/C/F 3-Row Diatonic Accordion with Free Gig Bag GCF Black Plays in keys of G/C/F 31 treble keys, 12 bass/chord keys, and 2 sets of treble reeds Compact, lightweight diatonic button accordion 12" high x 7-1/2" deep and weighs 9 pounds Best value for Hohner accordions, ideal for starters