Full Details from Amazon.com : http://www.amazon.com/gp/product/B00009YEY7?tag=onigi-20
TDK External 4x Multiformat External DVD-Rewritable Drive
External FireWire and USB 20 DVDRW drive
Features 16x write 10x rewrite and 40x read speeds for CD4x write 24x rewrite and 12x read speeds for DVD
2 MB buffer
Includes Easy CD and DVD Creator 6 for PC Toast Lite for Mac and more
Compatible with Microsoft Windows 98 SE Me 2000 or XP and Mac OS 92 or later