BOSS VE-1 Vocal Echo Voice Effects Pedal | Guitar Center
TC Helicon | Product | HARMONY SINGER 2
Amazon.com: FLAMMA FV03 Voice Changing Sounds Like Robot Male Female Baby Vocal Effects Pedal with Delay Reverb Effects for Polishing Up Vocals Includes Guitar Input with Optional Guitar Reverb Effects : Musical
Zoom V6 Vocal Effects Processor and Looper Pedal | zZounds
Best Vocal Effects Processor for Live Performances and Recording