Weltmeister Serino 120 Bass, 16 Switches, German Piano Accordion, Rare Keyboard Accordian, Original Case 205 Weltmeister Serino 120 Bass. Piano German Accordion Accordian Perfect Sound! #512 Welcome to our musical workshop "HARMONY" which is represented on Amazon. We professionally restore, tune and prepare instruments for musicians. Accordions offered by us are fully prepared for playing. This is very beautiful German accordion for any advanced, professional users, for concerts and shows of any kind. This rare accordion Weltmeister Serino has very rich, very beautiful, perfect sound !!! Don't miss it !!! This accordion features 41 treble keys and 120 bass buttons, 11 treble switches and 5 bass switches. You will get completely functional accordion, in great condition for its age. You have a great chance to buy original German accordion Weltmeister Serino for a really good price ! It comes with original case. Characteristics:  Treble: 41 keys  Bass: 120 Buttons  treble switches: 11  bass switches: 5  WEIGHT (without case): 10.06 kg / 22.17 pounds  KEYBOARD LENGTH: 48 cm / 18.9 Inches (Full size)  Made in Germany. Finest German quality.