Check the listing for details. EarthQuaker Devices Aurelius Tri-voice Chorus Pedal. Condition: Used. Listed at 179.10 USD. Multi-voiced Modulation Masterpiece with Presets and More! The Aurelius tri-voice chorus pairs EarthQuaker Device’s savvy circuitry skills with a stunning array of classic and modern chorus tones. And it’s matched with a user-friendly preset system for easy recall of your favorite tones! Aurelius is a meticulously refined digital unit based on one of the most influential vintage choruses ever produced, but it’s hardly a 1-to-1 copy. Aurelius’ three modes and vibrant expression pedal options allow everything from subtle, classic chorus to exaggerated and enhanced tones ranging from sea-sick warble and true vibrato to feedback-laden flangers and dual-modulation rotary tones. In true EarthQuaker fashion, the Aurelius gives true bang for your buck and does a lot without requiring a Ph.D.