Blu-ray discs are fast becoming known as the best products to archive valuable data on, with their 'future-proof' format, wide range compatibility, high capacity and long product life when compared to HDD's and magnetic tapes. This external Blu-ray writer is ideal if you own a notebook or ultrabook without an internal one. The slim design is ideal for saving space in your workstation, and it is powered via USB - no power adapter is needed.