Buy TC-Helicon Mic Mechanic 2 Vocal Effects Pedal with Reverb, Delay, Pitch Correction, Adaptive Tone and 9V Operation Option Bundle with AC Power Adapter 1 x XLR Microphone Cable and (4)"Z" Guitar
Antares ATG-1
TC Electronic Helicon Duplicator Vocal Effects Stompbox with Doubling, 000-DDX00-00010
FV01 Vocal Pitch Correction Pedal Vocal Effects Processor with Corrector Red | eBay