The Voice Box packs a multi-functional vocal synth processor into a tough and compact chassis. Sing, and you’ll have a troupe of backup singers following you in perfect harmony. Or use the built-in vocoder to unleash classic synth-robot sounds. Quick Specs- Harmonically matches any electric instrument you plug into it- Professional quality pitch shifting algorithm produces realistic harmonies- The Low & High Harmony independently produces two harmony notes: 3rd and 5th- 9 accessible programmable presets- Natural Glissando- Gender Bender knob allows for male/female formant modification- Built-In Mic Pre with Phantom Power & Gain Switch- Balanced XLR Line Output: Interface directly with any mixing board or A/D converter- US96DC-200BI power supply included This pedal ships fast and free cause that's how we be!