- Blues harmonicas generally have 10 holes with one reed per note made to allow the note to bend
- Tremolo harmonicas have two reeds per note usually with 24 double holes
- The chromatic harmonica has a slider to give semitones
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KOW customers are always welcome to come and visit us in Suffolk, but please give us a call a day or two before so that we can make sure we give you our full time and attention!