Organize your media library with these branded color CD-Rs. Each allows you to record up to 80 minutes of music (700MB) with a 48X write speed. Ultimate digital recording media is perfect for making copies of full-sized, prerecorded CDs or for recording CD music mixes. CD-R Music is a write-once format. Available in a five assorted colors to help organize your audio library. Use in CD-R recorders and CD-R computer drives.