This is a soprano mini Dodecahedron Ocarina, tuned in Eflat (A=432hz). No tutorial needed, any fingering combination will sound great.
It is tuned to the minor pentatonic scale and has a range of one Octave. This mini pendant is 1.5'x1.5' in diameter and you can wear it anywhere as a pendant necklace.
The finish options are purple/blue metallic lustre, and matte chrome. Please indicate your finish selection in the "note to buyer" section, otherwise the luster will be shipped.