Lite-On 4x Blu-ray Disc SATA Internal Optical Drive iHOS104 SATA interface, 5-1/4" half-height internal BD-ROM drive Max. 4X BD-ROM/BD-RE SL and 4X BD-ROM/BD-R/BD-RE DL CAV reading Max. 8X DVD-ROM/+R/+RW/+RDL/-R/-RW/-RWDL CAV reading Max. 32X CD-ROM/R/RW CAV reading Serial ATA Revision 2.6, ATA-8, MMC-6 and SFF-8090 V7 compliant