The Sony J2501123A Audio Remote Control is originally supplied with Audio System models: Sony CDPCX2, Sony CDPCX200,

The Sony J2501123A Audio Remote Control is compatible with Audio System models: Sony CDCPX210, Sony CDPCE220, Sony CDPCX205, Sony CDPCX210, Sony CDPCX220, Sony CDPCX230, Sony CDPCX235, Sony CDPCX681, Sony CDPX200, Sony CDPX205 Sony CDPX220 Sony CDPX235 Sony OCDPCX235 Sony PCX200 Sony RMDX200 Sony RMDX220