Get two drives in one with this high-speed, high-capacity read/write storage solution. It helps you create and use data and audio CDs and play DVD movies. This optical drive upgrade for ThinkPad T30/20/21/23 Ultrabay Enhanced modular bay. Fast write speeds up to 24X Max to CD-R and CD-RW media make it perfect for backing up files or sharing information with others. Stores up to 700MB of data (depending on media). Read speeds up to 24X Max for CD media and 8X Max for DVD media.