LaCie 16x DVD +/-RW DL LightScribe FireWire & USB 2.0 (300978U) Capacity 4.7GB/8.5GB Interface - Hi-Speed USB 2.0 and FireWire Technology - DVD+/-R; DVD+/-RW, DVD+/-R DL, CD-R/CD-RW Digital Audio Extraction - 40x CAV CD Speeds(Write, Rewrite, Read) - 48x, 32x, 48x