The 30 pack of Memorex Music CD-Rs are perfect for recording music or any other audio files. Each CD has a capacity of 700MB, providing plenty of space for long-term storage. The multi-speed feature allows for quick and efficient writing speeds up to 40x, making it ideal for busy users. These recordable CDs are reliable and compatible with various drives, making them a convenient choice for both personal and professional use. Made in Taiwan, these CDs offer quality performance and durability.