In the words of JHS Pedals:The JHS Pedals 3 Series is a collection of pedals designed to give you affordability and simplicity without compromising quality. Each 3 Series pedal is made by us in Kansas City, MO, using high-quality parts, quality control, and attention to every detail. Each pedal has three simple controls and one toggle that offer a wide range of sounds, perfect for beginners and professionals alike. The JHS Pedals 3 Series will inspire your playing and help you explore new sounds at a totally approachable price point.The 3-Series Hall Reverb is inspired by the sounds of large reverberated spaces, cathedrals and halls where the decay of natural reverb seemingly goes on forever. This pedal is perfect for players who are searching for massive, infinite and even otherworldly reverb.