Read speed: 24X CD-ROM 8X DVD-ROM Write speed: 8X DVD-R,DVD+R 6X DVD-RW,8X DVD+RW 6X DVD+D9(DL),DVD-D9(DL) 5X DVD-RAM 24X CD-R,16X CD-RW Bran-new , Original , 20pcs/carton, 2008 Year manufacture. Use for (from rrdn.net): 1) laptops internal use; 2) Assembly USB case to external use.
