EHX took the Big Muff Pi circuit and simply shrunk it without changing its rich, creamy, violin-like sustain and sound!

The EHX Nano Big Muff Pi works and sounds identical in every way to their classic NYC Big Muff Pi. Get a piece of the pi for yourself!

Features:

• Crushing distortion
• Singing sustain with attitude
• Compact, rugged nano enclosure
• True bypass
• Adjustable tone
• 9V battery included