AAA grade quality. Large capacity! Save multiple video/audio/photo/image/all other data in high definition and high resolution!. The disc is NON-Printable. A Double-Layer Blu-ray disc can hold 50GB, which can be used to record over 4 hours of HDTV. Blu-ray use a blue-violet laser to read and write data. Share your favorite videos & photos with families & friends in 1080p HD or in the best quality, but only at relatively low cost per megabyte. Compatible with most BD-R 4X or 6X writers and burners from Sony, Panasonic, Pioneer, Philips, LG and many more.