We highly recommend this media as being one of the most compatible and problem free 4x DVD+R available. Ricoh are the driving force behind the DVD+R technology and it is their patents and development that help manufacturers such as Ritek stay at the forefront of DVD manufacturing. These are one of the most compatible DVD+R discs available. Ricoh only put their name on the best. Thanks to their compatibility with the DVD+R standard, blank Fuji DVD+R disks can be used with corresponding PC DVD burners and DVD video recorders, and are also compatible with virtually all DVD-ROM drives. Specification Write Speed: 4x Capacity: 4.7GB/120 minutes DVD+R Fuji 4.7GB DVD+R media offers the widest compatibility with computer drives and home DVD players. Ideal for general purpose recording, a single Fuji DVD+R has ample capacity for thousands of digital photos, up to six hours of video and large mission-critical data files. Each DVD+R disc can be fully recorded once. Protect What Matters Most to You As DVD recording speeds have increased, the importance of using name brand, quality media has become paramount. When a DVD+R is recorded at high speeds, the fast RPMs of the recording process require an advanced, ultra-sensitive recording material capable of compensating for the abbreviated exposure to the drive laser. Specially formulated with a rapid phase-change recording layer, Fuji DVD+R media maximizes the data transfer rate while minimizing the potential for errors. The discs have been thoroughly tested and verified to outperform other media brands, which may rely on slow-reacting, error-prone phase-change materials.