12-hole harmonica, combines features of 1847 models with Low and Superlow models, notes on holes 1-3 correspond to holes 1-3 of Low or Superlow harmonicas and notes on holes 4-12 to holes 4-9 of normal 1847 models (except C and A notes), notes 1-3 are the usual notes of a standard A/C and 1-9 are taken from a HC/CA, extreme volume and tightness, wooden body, multi-ply of strong finish sealant, German silver tabs, stainless steel shanks on holes 1-9 and brass shanks on holes 10-12.