TC-Helicon Mic Mechanic 2 Vocal Effects Pedal | Sweetwater
Amazon.com: FLAMMA FV03 Vocal Effects Pedal voice processor vocal Amplifier Stompbox Voice Changing Sounds Like Robot Male Female Baby with Delay Reverb Effects for Polishing Up Vocals Includes Guitar Playing : Musical
The best vocal effects pedals for studio and stage
TC-Helicon VoiceLive Play - Vocal Effect Processor Pedal