... ,Home entertainment, Karaoke enthusiasts, Schools, and ChurchesSing-A-Song Recording: Recording your own music video (not only include your voice and ... of the USB disk is, the longer recording time are)Professional Karaoke Features and DVD Features * USB & 3-in-one (SD ... keys(MODEL:SJ-100)*Compatible formats: DVD, MPEG4 ,VCD , SVCD, MP3, CD , CD-R, CD-RW, AVI, JPEG, MIDI,CD+G,WMA* Built-in English , ...