The best vocal effects pedals for studio and stage
Amazon.com: FLAMMA FV03 Vocal Effects Pedal Voice Changing Sounds Like Robot Male Female Baby with Delay Reverb Effects for Polishing Up Vocals Includes Guitar Input with Optional Guitar Reverb Effects : Musical
Boss Vocal Harmonist Pedal VE-2 - Son Of Drum
TC Helicon Voicelive Play Vocal Effects/Harmony Processor | World of Music