SEYDEL Blues SOLIST PRO 12 STEEL Harmonica Low C Blues SOLIST PRO 12 STEEL Harmonica Low C Finally there is a harmonica with expanded tonal range that plays as well as a ten-hole diatonic This Solist Pro 12 STEEL - now with stainless steel reeds - combines the features of the 1847 models with those of our Low and Superlow harps:  The notes in holes 1-3 correspond to holes 1-3 of our Low- or Superlow harps - the notes in holes 4-12 are taken from holes 1-9 of the normal 1847 models (except keys C &amp; A: Notes 1-3 are the usual notes of a standard A/C and 1 -9 are taken from a HC/HA)  Convenient handling  Brass reedplates optimized for loudness and extreme airtightness  V... This enables full-cupped playing, and the additional bass octave makes this an excellent soloing harmonica There is greater opportunity to play in multiple octaves as well