Black Internal PX-750A 16X/8X/16X DVD+WRITE/DVD+REWRITE/DVD-READ,16X/6X DVD-writ Double layer allows you to record up to 4 hours of high-quality MPEG-2/DVD video on a 8.5 GB disc Buffer Underrun Proof Technology prevents buffer underrun errors / Buffer Memory - 2MB Support DVD+RW background format Support DVD+-VR format for direct disc recording Horizontal or vertical mounting orientation