Specifications: 8X DVD, 18X, 0 gigabits_per_second, external, 5.25-inch SATA CD, DVD, or Blu-ray drive, (1) OWC Mercury Pro External Optical Drive Enclosure, (1) 0.6 meter (24") USB 3.0 (Standard-A to Standard-B), (1) External Power Supply, OWCMR3UKIT, Other World Computing, 5.25 inch, Aluminum Enclosure