The Shin's Music DUMBLOID B is a high-quality, handmade-in-Japan overdrive/booster guitar effects pedal. It features a distinctive pink hammer-tone finish and a classic label design that catches the eye. Controls include "DRIVE," "ACCENT," "TONE," and "VOLUME," as well as a "BOOST" knob and a "ROCK/JAZZ" switch. It allows for sound creation tailored to genre and playing style, covering a wide range from clean boost to thick, warm drive tones. Highly regarded by professionals for reproducing the tone of the popular Dumble amplifier, it's a favorite among guitarists. While there is some wear and tear on the exterior, it functions well. Purchased from a major brand shop.