Seven Strings: 1(D4), 2(E4), 3(G4), 4(A4), 5(B4), 6(D5), 7(E5), classical folk pentatonic scale. A set of strings and a special wrench to adjust the pitch of each string | Premium Quality Wood: This harp instrument is made of solid mahogany resonance box and carbon piano keys, guaranteeing to bring us excellent warm tone and sustain | Pure Sound: Gently pluck a string, it will resonate, produce a continuous sound, warm and pure. Its application fields are mainly performance, healing, teaching, music hobby, etc. Treatment, therapy and teaching, music hobby, etc. | LYRE HARP: It is the earliest plucked stringed instrument in the West. Since the Renaissance, it has also been a symbol of Western music. Playing the Leah piano is an important way to learn Greek music box poetry