BM3120 120bass Button accordion
77 pcs. piano keys; 120 pcs. bass keys; 7 pcs. treble registers; 2 register in bass...
BM3060 60bass Button accordion
62 pcs. piano keys; 60 pcs. bass keys; 0 pcs. treble registers; 0 register in bass...
BM3012 120bass Button accordion
77 pcs. piano keys; 120 pcs. bass keys; 7 pcs. treble registers; 2 register in bass...
BM3096 96bass Button accordion
69 pcs. piano keys; 96 pcs. bass keys; 7 pcs. treble registers; 2 register in bass...
