The ASUS CB-5216A-U is a combo drive with fast data storage (52X CD-R and 32X CD-RW) and fast data access (52X CD-ROM and 16X DVD-ROM). The ASUS CB-5216A-U provides most efficiency and perfect match for consumers' PC. 

Ultra slim size and lightweight Easy to Carry and Portable Plug and Play USB2.0 Fits 12.7 mm Slim optical Drive Supports Windows 2000/ME/XP/Vista Supports Mac OS Aluminum Quality 5X Speed DVD-RAM Writing 8X Speed DVD-R Writing 6X Speed DVD-R(DL) Writing 6