La Cadena SER es la radio más escuchada de España. Sus servicios informativos, su programación deportiva y el equipo periodístico garantizan la mejor calidad de contenidos.
Cadena SER is Spain's oldest and most popular radio network, established in 1924 and known as Sociedad Española de Radiodifusión. The station broadcasts nationwide, offering a diverse program lineup that includes news, sports, discussions, entertainment, and culture. Notable programs include "Hoy por hoy," a morning news and current affairs show, and "El Larguero," a late-night sports program. Cadena SER is owned by Unión Radio, which is majority-controlled by the PRISA group, and is affiliated with other media entities.