The DVR-R100 high speed DVD Burner introduced by Pioneer enables Computer users to create Personal DVD movies, make Digital photo slideshows, burn Music CDs and back up Data files onto DVD-R, DVD-RW, +R and +RW discs with ease. It also works with Dual Layer discs, increasing the capacity of a disc from 4.7 to 8.5 gigabytes for even more Storage space.