Siemens compatible stereo music cable MMC-90 is compatible with the phones with pop port system connector. It gives the music a smooth ride from your phone to your hi-fi system. Just plug it in and enjoy the excellent sound quality of your sound system. Compatible phones: Siemens A51, A53, A62, CX75, M75, S75, SFG75, SG75, SL75, SP65, SX1, U15, U10, SL45 etc.