Velocity DVD-R 8X 4.7GB 10-Spindle Media Type: DVD-R for General, Write-once format DVD Conform to DVD Specifications for Recordable Disc Ver. 2.0 (4.7GB) Recording Speed: 1X, 2X, 4X, 8X Video recording time (4.7GB): up to 4 hours of video(depend on video compression), 2 hours for standard DVD video quality Very low recording error rate and low jitter