BOSS's digital Multi-Dimensional Processing uses your guitar's harmonic characteristics to create a wide range of overtones. Stereo outputs. Roland’s innovative Multi-Dimensional Processing (MDP) analyzes audio signals in many dimensions and applies ideal effects to each. By giving different dynamic changes relative to the input signal in real time, MDP can create bold, all-new sounds with a previously unattainable range of expression. • MFSKU MO-2 • UPC 761294503768