[100 Pieces high-grade non-rewritable Digital Audio CD-R discs] Providing superior quality and reliability compared to standard CD-R [Fast Burn Speed] With up to 52x burn speed, record 700MB or 80 mins of content in a few minutes [AZO Dye] Special grade dye used to enhance the CD's recording and archival quality for a superior recording of any content. They also offer Ideal storage for music files (including MP3, WAV, FLAC, APE, AAC, AIF, M4A, and more) [True Digital Audio CD-R] Digital Audio CD-Rs are made specifically for home audio cd recording systems, which require a CD-R that is made specifically for Digital Audio recorders, which these are. [700MB of Storage] for storing photos, videos, data files and up to 80 mins of audio/video content with [Excellent Compatibility] Playback recorded content on virtually all CD players, (including CD car stereos), gaming systems, CD/ DVD /BD drives, and CD/ DVD /BD players.