Fezz Ovo is a premium headphone amplifier, developed to drive each and every headphone, even the most difficult one. Switchable impedance ranges allow to select the most suitable setting and create a perfect match. Careful design and very best components used, including supreme power and output transformers made by Toroidy lead to superior tonal quality and outstanding performance. Single ended ouput stage, working in pure A-class triode configuration ensures rich, mellow sound with every detail present. Ovo allows you to hear what you have never dreamed before.