This document describes the features and characteristics of the U CDM-900 110-Disc CD Changer, including auto-changer, random access programmable play, random-sequence play, single track/entire disc/all discs repeat play, album/artist name filing capability, favorite tracks on each disc filing capability, 220-disc relay play by connecting two CDM-900s, group play, CD TEXT compatibility, disc search using CD TEXT, index search, full operation remote control, optical digital output, timer play option, etc.