LG BH14NS40 14X SATA Blu-ray BDXL Internal Rewriter with Software - Retail Box Write:BD-R SL/DL: 14X/12X BD-R TL/QL: 6X BD-R SL L to H: 6X BD-RE SL/DL/TL: 2X Read: BD-ROM SL/DL: 12X/8X BD-R SL L to H: 6X BD-R SL/DL: 12X/8X BD-R TL/QL: 6X BD-RE SL/DL: 8X/6X BDMV: 12X Buffer Memory: 4 MB Interface: SATA Sustained Rate: BD-ROM: &gt;62.93 MB/s (&gt;14X) DVD-ROM: 22.16 Mbytes/s (16X) max. CD-ROM: 7,200 kB/s (48x) max.