Digitech Live 5 Intelligent vocal Harmony and Effects Processor Guitar Pedal | Cream City Music
Amazon.com: BOSS VE-2 Vocal Echo Pedal for Singing Guitarists | Real-Time Vocal Harmonies and Effects | Create Harmonies with Manual Key Selection | Connect Guitar for Auto Harmony Function | 24 Harmony
TC Helicon Harmony G XT VoiceTone Pedal | PSSL ProSound and Stage Lighting
TC-Helicon Critical Mass Vocal Harmony Effects Pedal Bundle with TC-Helicon 9V 670mA Power Supply | Reverb
TC-Helicon Critical Mass Vocal Harmony Effects Pedal | Sweetwater
TC Helicon Voicelive Play Vocal Harmony and Multi Effects Processor
Boss VE-500 Vocal Performer 32-bit Multi-FX, Looper, And Vocal Harmonizer Pedal | Full Compass Systems