Blues Harmonica in B Major This Popular Blues harmonica is perfect for new players who are just beginning to learn the art of harmonica. BJH-B20 It features 10 diatonic holes giving 20 tones and a 0.9mm copper reed plate. It also comes supplied with a handy harmonica case made from plastic which will protect it from breakage when travelling and not in use. SPECIFICATION Blues Harmonica B Major 10 Diatonic holes Includes case الحالة جديد