The Sony RMD5 Audio Remote Control is originally supplied with Audio System models: Sony CDP215, Sony CDPC215, Sony CDPC31, Sony CDPC315, Sony CDPC321, Sony CDPC57, Sony CDPC5F, Sony CDPC5M, Sony CDPC5S, Sony XOD4

The Sony RMD5 Audio Remote Control is compatible with Audio System models: Sony CDPC211, Sony CDPC27, Sony CDPC313M, Sony CDPC315M, Sony CDPC331, Sony CDPC37, Sony CDPC515, Sony RMD315, Sony RMD5, Sony SEN531CD