Diatonic Harp Key of E Made in Germany Wooden Reeds. 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. • MFSKU HH532E 532/20MS • UPC 400912601195