Tree Of Life 34 Keys Double Layer Walnut Kalimba

34 Tones - Range Composition
The bottom 17 notes + the upper middle 4 tones form a 21-tone group.
The bottom row has 17 keys, covering the range of the 17 keys kalimba.
The lower row of 17 keys + the upper row of bass + the upper row of bass can form a 21-tone group.
The semitore area on both sides of the upper layer constitutes a 34-tones wide-range sound range.
The lower row of 17 keys + the upper row of bass + the upper row of chromatic scales can form a chromatic kalimba thumb piano.