4x DVD+RW Discs on 25 pack Spindle... The 4X DVD+RW media packs can reliably be rewritten up to 1000 times and can store up to 4.7 GB of data approximately 120 minutes of video. Consumers can transfer home movies from VHS or 8mm cassettes back-up computer hard drives and large files. The new 4X media is backward compatible with a firmware upgrade which can be downloaded at www.dvdrwservices.com. With larger storage capacities on DVD media users can store at least 6.5 times more than on a CD-R/RW. DVD media allows the preservation of favorite videos precious photos valuable data and an entire music library.