DESC: Take advantage of this super-fast advance in removable and portable storage. With approximately 650 MB of recordable capacity, this CD-RW drive lets you record huge files. The triple function drive can operate as a regular CD-ROM or function in write (CD-R) and rewrite (CD-RW) modes. The write and rewrite modes make the drive perfect for backing up files - especially larger ones with extensive graphics or audio and video - or for sharing information with others. ??To minimize CD recording errors this drives supports buffer underrun technology. And, with the new simplified recording software included with your drive, you'll find making CDs quicker and easier than you might have expected. This CD-RW drive is designed to fit in the Ultrabay 2000 modular bay of the ThinkPad notebooks, the ThinkPad Dock, IBM Portable Drive Bay 2000 and UltraBase X2 media slice.