Sony CD-R Music 30 Pack is a high-quality blank media that can be used for recording music. This pack includes 30 discs that are recordable and have a maximum write speed. It is suitable for use with a WALKMAN and has a storage capacity of 80 minutes. The packaging type is a spindle/cake box, making it easy to store and organize the discs. These CD-Rs were manufactured in Taiwan in 2008 and come with no manufacturer warranty.