[Vinpower Developed DVD-R] Vinpower Digital is a leading manufacturer of optical disc duplicators and controllers. The Vinpower Digital DVD-R were designed to provide optimal performance in all multidrive duplicators, to ensure accurate and reliable reproduction. [100 Pieces of High-Grade Non-Rewritable DVD-R] Vinpower Digital shiny silver top discs with metalize hub [4.7GB of Storage] For storing photos, videos, data files and up to 120 mins of audio/video content [Resistant to Donut Rings] Designed to be more resistant to the dark concentric circle rings, especially when using Vinpower duplicators or drives. Donut rings are caused by heavily used drives or repeated burn proof, causing the bottom of the disc to have dark patterns on the disc. [Excellent Compatibility] Playback recorded content on virtually all CD/ DVD /BD drives, gaming systems, and CD/ DVD /BD players. [Fast Burn Speed] With up to 16x burn speed, record 4.7GB or 2 hours of content in minutes