ARMONICAL 64 vocal chromatic harmonica, 4 octave tonal range (C3 – D7) , 1.2 mm lugs Hohner’s new Super 64 updates Hohner’s iconic chromatic with a range of innovative solutions. The VarioSrping system allows individual adjustment of the tension on the lever, while the design of the lever offers virtually silent operation. The included case also serves as a support for maintenance tasks.