Ridata DVD-R 4x 25-pack in Slim Jewel Case 25 recordable DVD-R discs packaged in slim jewel cases 4.7 GB per disc; stores up to 120 minutes of DVD-quality video For use with 4x speed recording (maximum); re-write up to 1,000 times Highly compatible--can be played in most DVD players and DVD-ROM drives after recording and finalized Not compatible with DVD+R/RW only drives (unless otherwise noted)