The product is a Jim Nantz autographed index card certified by Professional Sports Authenticator (PSA). This original autographed piece is from the sports announcer, who is known for his work in football, specifically in the NFL. The product comes encapsulated for preservation and authenticity, ensuring the signature's value and legitimacy. This collectible item is a perfect addition to any sports memorabilia collection, especially for fans of football and Jim Nantz.