For writing speed, external optical drive supports CD-R 24X, CD-RW 24X, DVD-R 8X, DVD+RW 6X, DVD-RAM 4X, and DVD-9 4X. Data interface: USB, TF, SD. Type: DVD Burner. DVD+RW 6X/DVD-RAM 4X. Compact Size: Our portable external drive is making it compact and portable, perfect for use.
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