Yamaha 5-Disc Carousel-Type CD Charger offers uninterrupted enjoyment of high sound quality with superior digital performance and easy operation with CD-RW disc compatibility, RS-232C interface and CD Text Display. It gives you the benefit of extended playing time and direct selection from any of the five discs directly. An RS-232C interface is provided so the player can be controlled via computer in a custom installation.Yamaha 5-disc carousel patented PlayXchange for enjoying uninterrupted music40-track random access programable play and clearRS-232C interface, IR In/Out and detachable power cord for custom installationRandom play with disc-to-disc random playRepeat playWorks, No remote included, some minor scuffs on top shown in photos.