Electro-Harmonix Nano Bass Big Muff Pi Distortion / Sustainer Green / Black
• Tailor your drive and distortion with Sustain, Tone and Volume controls
• New Dry switch mixes the dry bass signal, at unity level, with the distortion
• True bypass for maximum signal path integrity
• Rugged die-cast chassis
• 9Volt battery included, optional EHX 9.6DC-200 AC adaptor available.