5X Speed DVD-RAM Writing 8X Speed DVD-R Writing 2X Speed DVD-R(DL) Writing 4X Speed DVD-RW Writing 8X Speed +R 4.7GB Writing 8X Speed +R(DL) Writing 6X Speed +RW 4.7GB Writing 24X Speed CD-R Writing 16X Speed CD-RW Writing 24X Speed CD-ROM Reading 8X Speed DVD-ROM Reading Buffer Under Run Protection DVD MULTI Read /Write support DMA66 support Condition: BrandNew