![Harmonica -10 Hole Harmonica in C](http://shop.crossgoldmusic.com/cdn/shop/products/a81c3d4f-b13b-4ecb-baa1-769330b637fd_{width}x.jpg?v=1663163589)
Harmonica -10 Hole Harmonica in C
The common 10 hole harmonica is a “diatonic” instrument, meaning that it is designed to play in one key (C for a C harmonica). This also means that some notes are “missing”. For example, if you compare a C harmonica with a piano, the C harmonica can play the white key notes only