NEW ROSSETTI PIANO ACCORDION 72 BASS 34 KEYS 5 SWITCHES BLACK R3472-BK + CASE. This German made reeds piano accordion features Italian Style decorations and pearlescent colors. There are 20 white keys and 14 black keys. The first key starts on G. There are 5 bass/chord rows by 12 key rows. It has all 12 key rows as well as the 7th chord row but no diminished chord row. The 5 switches are: Bassoon, Clarinet, Tremolo, Bandon eon, and Master. There are single straps hooks on each side of the accordion with plenty of room for the two extra long leather padded shoulder straps. The accordion also includes an adjustable ...