The product is a textbook titled “Pattern Recognition” by authors Konstantinos Koutroumbas and Sergios Theodoridis. Published in 2008 by Elsevier Science & Technology, this hardcover book is a comprehensive resource on computer vision and pattern recognition, with a total of 984 pages. Written in English, this textbook covers the subject areas of computers and mathematics, making it a valuable tool for students and professionals in the field of applied pattern recognition.