Smartbuy 20-disc 50gb 6x Blu-ray Bd-r Dl Dual Layer Double Layer White Inkjet Hub Printable Blank Data Video Recordable Media Disc with Cakebox/spindle Packing AAA grade quality. Large capacity! Save multiple video/audio/photo/image/all other data in high definition and high resolution! 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. The high quality white printable surface offers full-surface printing for high-resolution photo quality images. It is compatible with leading brand Blu-ray drives and inkjet printers. Backup your digital files & data before they got deleted accidentally. Preserve important files with this write-once disc. Long-term data archiving and storage life time. Burning time takes about 15-25 minutes when used with 6X or higher capable BD-R writers or burners. Quantity: 20 Pcs Total. Packing: CakeBox/Spindle