Asus Black 12X BD-ROM 16X DVD-ROM 48X CD-ROM SATA Internal Blu-Ray Drive (BC-12B1ST) OS Support Windows 7, Windows Vista and Windows XP Fastest 12X Blu-ray reading speed. E-Green saves over 50% power consumption. Blu-ray 3D support, 2D to 3D DVD conversion, DVD upscaling to HD 1080p (optional). Dolby EX and DTS-HD (5.1 channels)(optional).