Burn: DVD-R, DVD+R 8X; DVD-RW 4X;CD-R 24x. Port: USB 3.0. 1 x USB External Drive DVD-RW. Writing Speed:CD-R:Max.24X, CD-RW:16X, DVD-R:Max.8X, DVD-RDL:Max.4X, DVD-RW:Max.6X, DVD + R:Max.8X, DVD +R DL:Max.4X, DVD +RW:Max.8X, DVD-RAM:3X-5XPCAV(8GB).
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