TC-Helicon Perform-V, Vocal Harmony & Effect Processor with Reverb, Echo and Double, additional Effects like Harmony, Megaphone, HardTune Effects, Pitch Correction and Adaptive Tone via Smartphone Integration (free App for iOS and Android), Anti-Feedback Function, Tap Tempo, build-in Mic-Preamp with 48V Phantom Power (switchable), compatible with TC-Helicon MP-75 and MP-76 Microphone, Connections: XLR Mic-Input, AUX Input 1/8'' Mini Jack Stereo, XLR Mic-Output, Headphone-Out 1/8'' Mini Jack Stereo, USB, Pedal-Input ¼'' Jack, incluido.