... M.costa Digital CD changer delivres CD-quality sound directly into the factory sound system via the CD changer port, without the ... loss of sound quality that occurs with existing cassette and ... , Volkswagen,Mazda,Hyundai,Audi ,SkodaCompatible with aftermarket Radio: Panasonic, Sony, Alpine,M-bus, Clarion,Ce-net, Pioneer, and Sanyo.