The One and Only Blues Harp The name evokes the typical blues sound. It is a metaphor for whiskey bars, juke joints, and good times; synonymous with wide plains, open fields, and pilgrimage: The Blues Harp®. For over 50 years, the harmonica has shaped the sound of blues, rock, and sometimes even folk. The Blues Harp® is designed for this specific blues sound, but thanks to the modular system it can easily be adjusted and changed to anything you want it to be – easy, quickly, at any time. Whether you’re a beginner or advanced, the Blues Harp® is the harp for you.