Model No.: YS15-13 Size: 13’’ 15 notes Material: 304 Stainless steel Scale: C major (G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5) Frequency: 440Hz Color: white, black, blue, red, green.... Accessories: bag, song book, mallets, finger beater Feature: Balanced timbre; moderate low and mid-range sustain; slightly shorter high frequencies.