TC-Helicon VoiceTone C1 Hardtune and Pitch Correction Pedal | Sweetwater
Dube's Music - Vocalists! Autotune... harmonize...this multi effect pedal is a blast. It is TC Helicon's first VoiceLive, in solid, perfectly working shape, and a steal at 179.95! | Facebook
TC Helicon | Product | VOICETONE C1
Autotune Comparison TC Helicon C1 vs. TC Helicon Voicelive Play - YouTube
DISC TC Helicon VoiceTone Synth Vocal Effects Pedal at Gear4music