Ideally suited to high-definition image recording using a Blu-ray disc recorder or a HD camcorder. It can record approx. 4 hours 45 minutes of digital broadcasts in full-HD quailty* *in DR mode (10.56 Mbps) Blu-ray discs use inorganic recording materials, so that data can be stored for Approx. 50 years*. Moreover, they can withstand impacts, & are ideal for recording & storing high-definition images. Use them to keep your important family memories & valuable data safe. * Theoretical value based on specifications. Actual time may be shorter depending on characteristics of individual media & storage conditions.