Sony CDP-CE275 5-Disc CD Player (Discontinued by Manufacturer) Reliable Carousel-type changing mechanism Jog dial direct access track selection offers convenient selection of individual tracks (songs) on each CD Select among multiple play modes, including up to 32-Track custom programmability that lets you choose exactly what you want to listen Play 1, Exchange 4 capability is included; which lets you play 1 CD while you physically change the other 4 20-track music calendar