It may be an internal or external device. See DVD drives, DVD-R, DVD-RW, DVD+R and DVD+RW. (2) A stand-alone DVD player for TV viewing that also records DVDs on blank DVD-R discs or DVD+R discs.
See portable DVD player. In addition to DVD movies and music CDs, DVD players typically support "plus" and "minus" formats (read-only DVD+R and DVD-R and rewritable DVD+RW and DVD-RW); however ...