I am selling this item to organize my equipment. There are some minor scratches and signs of use, so please consider purchasing only if you understand that this is a used item. The box and instruction manual are also included. Operation has been confirmed. No returns or exchanges, please. Here is the manufacturer's description: The Alpha·Omicron, equipped with a dual distortion engine (Alpha & Omega), delivers unparalleled versatility, rich and harmonic sound, and a thick, powerful sound.