Easttop Chromatic Harmonica Dreamer 2.0 12 Holes Harp Phosphor Bronze Reed Mouth Organ Transparent Comb Stainless Steel Cover. Here's some common sense for your reference: C#=Db, D#=Eb, F#=Gb, G#=Ab, A#=Bb. Features: 1. It has less fingerprint with frosted stainless steel cover plate. 2. Reedplate is made by two times punch shaping process, so that the harmonica has great sound with strong airtightness. 3. Transparent ABS comb is stable with appropriate hardness. 4. Perfect sound shifting with flexible slider.