[Wilhelm Furtwangler UHQCD Reissue Series] Reissue using the original analog master tapes. Recorded in 1953 at the Salzburg Festival. Comes with a description and lyrics. [About UHQCD format] UHQCD format CDs are fully compatible with standard CD players. UHQCD (Ultimate High Quality CD) is an upgraded version of HQCD, a high fidelity CD format developed by Memory-Tech.