Make sure your bass is heard. Loud and Proud. The Electro Harmonix Nano Bass Big Muff Pi Distortion Sustainer is a real workhorse. Ideal for rock metal and indie genres. Employing this to your pedal board adds a great deal of harmonics to your tone. Guaranteeing youll cut through the densest of mixes. Although small in size. The Nano retains the sound quality of its big brother. Youll have the exact same tonal shaping rich tonal shaping and power in a pedal-board friendly size. Take your tone to the next level with the Electro Harmonix Nano Bass Big Muff Pi Distortion Sustainer. Maintain your low end The Nano includes a dry toggle switch. This is ideal for maintaining the integrity of your low-end. Not only will you be heard youll be felt. The Nano is excellent for adding extra dimension and richness to your sound. Features Tailor your drive/distortion sound with Sustain Tone and Volume knobs Features a Dry switch that mixes your dry bass at unity level with the Nano Bass Big Muff?s distortion True bypass for maximum signal path integrity Road worthy die-cast chassis 9-volt battery included Optional 96DC-200BI power supply available Specifications Inputs: 1 x instrument Outputs: 1 x 1/4″ Batteries: 1 x 9V Height: 2″ Width: 2.2″ Depth: 4.3″ Product Code: NBBMUFF