MIDI karaoke DVD player, Record your sing & video background Into U-disk & playback. ... is, the longer recording time are)Professional Karaoke Features and DVD Features * USB & 3-in-one (SD, MMC, MS) card reader ... Digit microphones with 12 keys(MODEL:SJ-100)*Compatible formats: DVD, MPEG4 ,VCD , SVCD, MP3, CD , CD-R, CD-RW, AVI ...