Car ipod adapter 1.Cd changer interface connection. Not fm transmitter. 2.High quality audio 3.Automatic pause when switching to fm, am, cd, or tape/md . 4.Power and charge ipod by xcarlink. . 5.Radio button(or steering wheel) control ipod, mode/playlist/track/ff/fr/volume/on-off... 6.Ipod control. 7.Cd1 map to ipod menu mode, cd2-6(10 for mazda6) map to ipod playlist 1-5(9). . 8. Accurate mode/cd/track/time message is displayed in playlist mode. . 9.1/8"(3.5mm) audio line-in and/or rca video output . 49f-23f-27 40pcs in one carton