Ultimate stand-mount vocal processor gives you simple and fast studio-quality sound with expandable effects and keyboard input / output - Built-in Adaptive Tone plus sweet harmony, reverb, and echo effects let you quickly create pro studio quality vocals - Beam additional effects onto three preset buttons, choosing from hundreds of available presets, to perfectly fit your musical style - 1/4-inch stereo keyboard input / output lets you have more control at your fingertips with MIDI note and continuous control entry - Multi track 4-in, 8-out USB audio interface for easy recording - Easy HIT function in beamed presets turns on layered effects with a single - Intelligent mic input gain for quick and painless setup - Powerful Anti-Feedback stays on alert for feedback and stops it automatically - Effortless auto-chromatic pitch correction helps you sing in tune - RoomSense mic lets you practice without a mic and automatically controls harmony - Central knob with four-color light ring for easy editing of sounds, settings, mix levels and more - Compatible with remote Mic Control and with optional foot switching through TC HELICON MP-75 or MP-76 Modern Performance Vocal Microphones or Sennheiser* e835 FX microphone and Switch-3 or Switch-6 foot switches orginally 220 (lightly used) OBO