Reed plates (material, thickness): brass, 1.05 mmReed plates (surface): brassReeds (number, material): 48, brassComb (material, color): pearwood, brownComb (finish): double lacqueredMouthpiece (surface): brass, nickel-platedCover plates: stainless steelSlide construction: straightKeys: F, E, Eb, D, C, B, Bb, A, G, LCType: chromaticTuning: solo tuningNumber of holes: 12Tonal range: 3 octavesLength: 15.5 cm / 6.1"