Verbatim 4.7GB DVD-Rs offer 40.7GB or 120 Minutes of write-once storage capacity, superior recording quality, and compatibility with 1X to 16X DVD-R writers. The discs allow users to record a complete 40.7GB/120Min disc in approximately 5 minutes. Recognized as the choice of professional users, the DVD-Rs offer optimal Advanced Azo recording dye, which provides the highest level of read/write performance, reliability, and archival life. They are compatible with Pioneer, Apple, Sony, Panasonic and other leading drive manufacturers. As with all Verbatim optical products, these discs are backed by a limited lifetime warranty.