Genuine Dell Toshiba TS-H353B TS-H353 DDU1681S DH20N SATA 16X DVD-ROM DVD DVD-R Desktop DT Full Height Size 5.25" Inch Optical Drive Compatible Part Numbers: V7PJ1, 7GPH0, P36YR, TKT1V, HX871, TS-H353, TS-H353B, DH30N, DDU1681S, DH20N Compatible Model Numbers: TS-H353, TS-H353B, DH30N, DDU1681S, DH20N Genuine Dell Toshiba 16x SATA DVD-ROM Drive Full Size | Interface: Serial ATA | Eject Button | Emergency Eject Hole Enclosure Type: Internal | CD Read Speed: Max 48x | DVD Read Speed (Single Layer / Dual or Double Layer): Max 16x / 8x | Reads CD and DVD media | Compatible Part Numbers: V7PJ1, 7GPH0, P36YR, TKT1V, HX871 Compatible Model Numbers: TS-H353, TS-H353B, DH30N, DDU1681S, DH20N