Detailed Product Description Unify SJ-DVP05 DVD Karaoke Disc Changer PlayerCharacteristics: It loads 5pcs discs one time. ... disc, it will change disc automatically.It support CD+G/DVD/VCD/MP4/MP3 formats. Ideal For: DJs, KJs, Home entertainment ... ,CD-RW, SACD-Multi,SACD-Stereo,SVCD,JPEG,MPEG4 & MIDI DVD even Mp4.Built-in 3-IN-ONE (SD, MMC, MS ...