The product is a signed hardcover copy of "Angels and Demons" by Dan Brown, part of the Robert Langdon series. Published in 2003 by Atria Books, this thriller novel spans 572 pages and is written in English. With a focus on thrillers, suspense, and historical elements, this fictional narrative is aimed at an adult audience. Featuring a dust jacket and weighing 28.5 ounces, this United States-origin book is a collector's item for fans of Dan Brown's work.