Not just any ordinary analog Chorus/Vibe pedal. Born of the same stock as the Red Witch Medusa chorus-trem, the Empress offers unparalleled chorus options. An infinite number of analog chorus/vibe devices in one box. Choose between Chorus or Vibrato mode. When in vibrato Mode you can use the voicing dial to choose from gentle, subtle pitch shifting through to wild semitone leaps. The voicing control functions in vibe mode the same way it does in chorus mode it shifts the delay time. The Empress uses True Bypass switching. Power The Empress can run from either a nine volt battery, or from an external nine volt supply. Other Goodies The pedal is housed in a diecast aluminum box which is coated in our unique vintage pearl finish, and screen printed with the appropriate images. All our pedals used only the highest quality, close tolerance parts, to ensure decades of hassle free use. All electronics are covered by a lifetime warranty.