Each disc burns within minutes, allowing you to produce quick backups or music CDs on the go. Premium quality recording surface ensures noise-free playback. Versatile disc is perfect for personal storage, multimedia presentations, Internet downloads, and more. Permanent, write-once format protects important data. Disk Type: CD-R; Capacity (Music): 80 min; Recordable Format: ?Write Once? format?may not be altered once data is written to the disc.; Capacity Range (Data): 700 MB.