ThinkPad UltraSlim USB DVD Burner / Lenovo External DVD Drive

• Conforms with industry standard specifications for the following types of media: CD-R, CD-ROM, CD-RW, DVD-R, DVD-R (dual-layer recording), DVD-RW, DVD+R, DVD+R(dual-layer recording), and DVD+RW
• 0.75 MB memory buffer under-run protection for reliable CD and DVD media recording

Performance specifications:

• Average access time:
  • DVD-ROM 160 ms (1/3 stroke)
  • CD-ROM 140 ms
• Write speed:
  • DVD-R2x CLV, 4x PCAV, 8x CAV DVD-R DL2x CLV, 4x PCAV, 6x PCAV DVD-RW2x CLV, 4x, 6x ZCLV, M-DISC(DVD+R SL)4x PCAV DVD+R2.4x CLV, 4x PCAV, 8x CAV DVD+R DL2.4x CLV, 4x PCAV, 6x PCAV DVD+RW2.4x CLV, 4x ZCLV, 8x ZCLV (8x Speed disc: 3.3x CLV, 6x ZCLV, 8x ZCLV)CD-R10x CLV, 16x PCAV, 24x CAVCD-RW4x, 10x CLV, 16x ZCLV, 24x ZCLV (High Speed: 10x CLV, Ultra Speed: 24x ZCLV, Ultra Speed plus: 24x ZCLV)
• Read speed:
  • DVD-R/RW/ROM8x/8x/8x max. DVD-R DL8x max. DVD-Video (CSS Compliant Disc)4x max.(Single/Dual layer) M-DISC(DVD+R SL)8x CAV DVD+R/+RW8x/8xmax.DVD+R DL8xmax. CD-R/RW/ROM24x/24x/24x max. CD-DA (DAE)24x max
• Sustained Transfer rate:
  • DVD-ROM 11.08 Mbytes/s (8x) max.
  • CD-ROM 3,600 kB/s (24x) max.
• Legacy data Transfer mode:
  • UBS High Speed( 480Mbps)
  • UBS Full Speed( 12Mbps)
• Support CD-Text read/write