Verbatim 8x DVD+R Dual Layer 8. 5GB Inkjet Printable AZO 25 Pack Spindle Verbatim\'s professional optical media feature tighter specifications than the standards given by the relevant standardisation bodies. Tighter specifications ensure better compatibility with writers and recorders. This results in higher recording quality, thus ensuring longer archival lifetime and better readability. You can recognise Verbatim\'s professional optical media by the Data Life Plus branding. Verbatim DVDR/RW uses MKM/Verbatim\'s technology which ensures any recording to be of a superior quality. Mitsubishi Chemical\'s R&D combined with its strong coorperation with drive manufacturers ensures the broad compatibility of Verbatim\'s discs making them ideal for sharing computer data, home videos, photos and music. From Europe\'s Number 1 for recordable media Double / Dual Layer is a recordable disc providing 8. 5GB capacity on a single side (2. 6GB for 8cm discs). Compliant with the +RW Alliance (Double Layer) or DVD-Forum (Dual Layer) specifications. The double / dual layer of recording has been made possible by the creation of a new substrate layer that sits in between each recording layer. This allows the laser beam to record on both layers. Once the first layer has been recorded, the laser re-focused to record on the second layer. Optimised for data, video & gaming applications. DVD+R is a recordable disc providing 4. 7GB capacity. Compliant with the +RW- Alliance specifications. AZO recording layer. Highest Level of recording stability. Superior Archival life.