The Golden Melody Progressive, HOHNER's only diatonic model tuned at equal temperament, has been radically redesigned to improve handling, stability and airtightness. While retaining the warm sound that has made it a favourite of single-note melody players in many different styles, the Golden Melody Progressive offers a fuller, more powerful sound combined with optimum playing comfort. And it looks damn good too.Ergonomically shaped stainless steel lid for comfortable handling and increased stabilityInnovative lid fastening with countersunk Torx screwsCancel body with rounded outer edges and polished Ultraglide mouthpiece for improved playing comfortIncreased airtightness and volume due to complete comb body and lid designPrecision-milled Hohner Classic brass reedsTuning plates manufactured to the tightest tolerances for maximum airtightnessEqual temperament tuning supports the playing of single-note melodies in all positions and keysBeautiful, sturdy case made of high-quality printed cardboardAvailable in all 12 major keys.