Sony DVP-NC615 5 Disc Cd/DVD/Video Disc Changer Player Plays DVD-Video discs, CDs, audio CD-Rs & CD-RWs, and MP3 CDs 27MHz/10-bit video D/A converter Change 4 discs while the 5th keeps playing SmoothScan and SmoothSlow search modes TV Virtual Surround for enhanced 2-speaker sound