Lite-On Plextor 24X DVDrw Sata Retail (Discontinued by Manufacturer) Random Access Time: DVD-ROM - 160 ms; CD-ROM - 140 ms Buffer Memory: 1.5 MB Format Support: CD-DA, CD-ROM, CD-ROM/XA, Photo-CD, Multi-session, Karaoke-CD, Video-CD, CD-I FMV, CD Extra, CD Plus, CD-R, and CD-RW Drive Type: Internal DVD+/-RW Dual Layer Drive, with Plex Utilities & LightScribe Interface: SATA Drive Type: Internal DVD+/-RW Dual Layer Drive, with Plex Utilities & LightScribe Format Support: CD-DA, CD-ROM, CD-ROM/XA, Photo-CD, Multi-session, Karaoke-CD, Video-CD, CD-I FMV, CD Extra, CD Plus, CD-R, and CD-RW Interface: SATA Buffer Memory: 1.5 MB Random Access Time: DVD-ROM - 160 ms; CD-ROM - 140 ms