Overtone generator pedal effect with innovative Multi-Dimensional Processing, realized with proprietary technology and custom DSP. Powered by Multi-Dimensional Processing technology (MDP), the MO-2 Multi Overtone uses your guitar’s harmonic characteristics to create a wide range of extraordinary new sounds. It works well with both clean and distorted guitar tones, and also bass guitar. It offers three different sound modes and wide range of tonal adjustment with simple controls. The effect is equipped with one 1/4'' input, two outputs and it is powered by a 9V battery or adapter (not included).