The ultimate digital recording media is perfect for making copies of full-sized pre-recorded CDs or for recording CD music mixes. CD-R Music is a write once format and can only be recorded one time. Manufacturer: Memorex Specification: ** Category: Digital Audio CDR Media ** Color: Light Green Bottom ** Capacity: 700MB 80Min ** Type: CD-R DA ** Surface: Logo Top ** Speed: 40X Features: ** Branded logo appears on the top silver surface, great for writing with a marker ** Offers the best playback and recording compatibility with computer and home audio recorders and players ** Perfect for saving data files or backing-up your favorite music ** FREE 1-3 DAY AIR SHIPPING ** – Does not include holidays or weekends.