The Blu-ray disk format was introduced by BDA (Blu-ray Disc Association). Blu-ray DVD disc is also known as BD. Blu-ray disk format was developed in order to enable rewriting, recording, and playback of high-definition video HDV. Blu-ray recordable DVD disc can hold large amounts of data.Shawn Paul (Marketing Manager)34972 Newark Blvd, # 501, Newark CA 94560 Tel: 888-491-4949 Fax: 888-449-5050 Email: sales@tape4backup.com