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 R50 Ultrabay Enhanced modular bay can be used in other ThinkPad notebooks and docks with Ultrabay Plus or Ultrabay 2000 modular bays by adding the optional ThinkPad Enhanced Drive Adapter for Ultrabay 2000. 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.