Every vocalist can benefit from having professional-grade reverb and studio effects to sound their best on stage. Seven types of ambience effects with adjustable settings for your voice Double-tracking effect to instantly thicken your vocal sound Enhance effect and Pitch Correct (including hard-tuned “electronic voice” sound) Adjustable detailed parameters for advanced users Battery or AC operation enables performing anywhere Built-in Memory for switching between the best settings for each song USB audio port provides versatile options for use with your computer