Sony DRX 710 UL - DVDRW (dual layer) drive - Hi-Speed USB/IEEE 1394 (FireWire) Records on DVD+RW/+R and DVD-RW/R media and standard CD-R/RW discs so you can choose the right disc for the task at hand Protect your valuable data against system failures by backing up with included backup software, Retrospect Express FireWire 400, USB 2.0, USB 1.0/1.1, FireWire 800 interfaces for easy installation