Control and transform your voice for your music. The Roland VT-4 Voice Transformer is an effect processor for the instrument inside us all—the human voice. And like the human voice, the VT-4 is easy to use, yet devastatingly effective. Whether you’re a solo electronic artist, DJ, or singer in a band, the VT-4 lets you craft and shape your own unique vocal sounds, from subtle augmentation to radical transformation. In this video, Jordan West uses the VT-4 along with the SYSTEM-8, SPD-SX, and RC-5