These JVC Taiyo Yuden 4.7GB General Purpose DVD-R are for data and video and come on 50 disc spindle. These disc are compatible with DVD-R burners that use DVD-R media for general purpose. These DVD-R"s are are very high quality and reliable. Media Type: DVD-R Native Capacity: 4.7 GB / 120 Minutes Video Format: DVD-R General Purpose (8x) Remarks: JVC Taiyo Yuden DVD-R with Shiny Silver on 100 disc spindle.