DVD Duplicators built-in SONY burners. The Sony 20X DVD+/-R/RW CD-R/RW drive can duplicate DVD+R discs at up to 20X, burning a full disc in about 6 minutes. Other improvements of duplicator tower include faster burning of rewritable DVD+RW discs can now be burned at up to 8X max and 6X max for DVD-RW. The DVD duplicator drive also burns DVD+R DL Double layer discs at up to 4X. Double Layer discs are capable of storing up to 4 hours of MPEG-2 video or up to 8.5GB of data on a single sided disc with 2 recordable layers. Once recorded, DVD+R DL discs are compatible with many home DVD players and DVD-ROM drives. Of course, the Sony Duplicators 20X drive can also record standard 4.7GB DVD+R and DVD+RW discs and CDs too!