The DigiTech Studio Vocalist Vocal Harmonizer Effect Processor is a rack-mountable unit designed specifically for vocalists looking to enhance their harmonies. Made by the reputable brand DigiTech, this multi-effects processor offers a variety of effects to create impressive vocal harmonies. With a sleek black design and a compact 2U rack unit height, this unit is perfect for adding professional sound to any vocal performance. Made in the United States, this product has been tested and is guaranteed to work great for achieving that perfect vocal harmonization.