The Empire Hall samples are of exceptional acoustic quality, and among the engineer's favourite of the complete set. They are intimate, reverberant in a smooth manner, and reveal little resonances in the low frequencies.

The splendid Baroque residence palace built by Carlo Martino Carlone for Prince Paul IV Esterházy (1635–1713) between 1663 and 1672 transforming the medieval castle. Prince Paul Anton Esterházy (1711–1762), Prince Nicholas Joseph Esterházy (1714–1790) and Prince Nicholas II Esterházy (1765–1833) were the patrons of the composer Joseph Haydn (1732–1809), who worked here from 1761 for 30 years as court conductor.