Emisoras Unidas San Marcos online station that broadcasts on 98.3 FM, covering part of the municipalities of the department, one of the most listened stations in San Marcos for its program in breaking news, departmental, national and international sports broadcasts of Deportivo Marquense , Deportivo San Pedro, Deportivo Malacateco, and via Facebook Live for the faithful listeners in the American union. In addition to musical programming with the hits of the moment and music from yesterday.

It is part of the Emisoras Unidas group, dedicated especially to broadcasting in News, National Soccer, through its frequencies, online radio and social networks, especially Facebook and its Facebook Live tool.