DVD+RW offers rewritable storage capacity, superior recording quality, & compatibility with 1x to 4x DVD+RW writers. It is ideal for archiving or backing up 4.7GB of data or 120 minutes of DVD-quality video. DVD+RW disc utilizes Super Eutectic Recording Layer (SERL) recording dye, which minimizes noise during write / rewrite cycles & provides superior archival stability. Compatible with most DVD-ROM drives as well as writers from major DVD+R / +RW drive manufacturers. Disk Type: DVD+RW; Capacity (Video): 120 min; Recordable Format: Rewritable format-may record & re-record data up to 1,000 times.; Capacity Range (Data): 4.7 GB.