Hohner 1501/7 Bluesband Harmonica. Key of C (7 Pack) This set features Hohner s most popular keys of A Bb C D E F and G and lets you keep them all in a red pro type hard shell case that s included at no charge. Give any musician the key they need to be a successful harp player. The Bluesband Harmonica is an ideal first harmonica for beginner blues musicians. Made with a durable plastic comb the harmonica is resilient and dependable in all climates. Enjoy a comfortable playing experience with recessed reed plates and stainless steel cover plates. Recessed reed plates make for a comfortable mouthpiece while playing. Cover plates are made from stainless steel for a sleek look.