Feature:  Copper chrome appearance: high-values stainless steel cover, strong texture, thick cover, laser engraved logo, beautiful and elegant Comfortable playing: ABS resin material, comfortable blowing, double-row playing, full and layered sound.  Mystery of full sound: advanced phosphor bronze reed. The spring is set manually, the spot welding is refined, and the sound is pure and full.  Sturdy and solid backing: multi-point support, good air tightness. The cover plate and the base are fixed with 12 screws in total, which makes the overall structure stronger and ensures good air tightness of the harmonica.  Visible firmness: Thick copper base plate. The bass is thick, the treble is clear and bright, and the vibration amplitude of the gong is strengthened. It fits closely to the piano, and the pronunciation is more sensitive.     Specification:  Name: 24-hole polyphonic harmonica.  Tonality: C tone.  Material: 304 stainless steel cover.  Gong: Phosphor bronze alloy gong.  Scale: 24 scale.  Base: 1.2mm thickened brass seat plate.  Color: Silver.  Weight: about 130g harmonica, about 300g with box.  Piano: ABS resin piano.  Size: about 180mm * 25 * 30mm.  Applicable: beginner / performance, gift giving, teaching.     Package Included:  1 x Harmonica