The product is a 6 CD set and course guidebook titled "Voltaire and the Triumph of the Enlightenment" by Professor Alan Charles Kors. Published in 2001 by Teaching Company, LLC, T.H.E., this course is focused on intellectual history and covers the subject of philosophy. The audio CDs and course guidebook provide an in-depth exploration of the ideas and impact of Voltaire, a key figure in the Enlightenment era. Designed for adult education and further education levels, this product offers a comprehensive study of philosophical concepts in English language.