Hidear Thumb Piano Kalimba 17 keys Finger Piano 17 Tone Musical Toys with Instruction and Tune Hammer, Portable Thumb Piano Okoume

Hidear KalimbaFinger pianoFront and back sound holes Front and back sound holes The back hole controls the music that can play the chord with your fingers.Hidear kalimba adopts international standard C tone, is the same as a piano. All the keys embossed with letters and notes.So that beginners and children will be easy to play. Kalimba comes with:Tuner App Use a real tuner or download an tuner App. Android system app: gstrings. Apple system app: instuner.