Cadena SER is a Spanish radio network that is part of the Prisa media group. Founded in 1924, it is one of the oldest and most popular radio stations in Spain, known for its news coverage, talk shows, and entertainment programs. The network broadcasts a variety of content, including sports, culture, and current events, reaching millions of listeners across the country. Cadena SER is also recognized for its commitment to journalism and has won numerous awards for its reporting and programming.