Rewrite Speed : DVD+RW: 4X Max; DVD-RW: 4x Max; CD-RW: 10X Max; DVD-RAM: 3x Max. Support Compact Disc: CD-R, CD-RW, DVD-R, DVD-RW, DVD + R, DVD + RW, DVD-RAM, DVD-R DL, DVD + R DL, DVD-ROM. Wide Compatibility - The External CD DVD Reader supports Windows XP/Vista/7/8/10, all version of Mac OS system.
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