Moreover, the 31 Strings Round back Harp This Harp is approximately 44″ high. Usually, Featuring 27 DuPont hard nylon strings and 4 wound nylon strings, with full 31 Cam Levers. In short, Strings are color-coded Red for C and Blue for F. Generally speaking, The range is from F2 to A6. After all, it has a beautiful satin finish on the rosewood frame. As well as The solid Spanish spruce soundboard is unfinished for a bright voice. The knee and pillar are positioned off-center to maintain the vertical alignment of the strings. Four solid rosewood feet support the harp.