Description: --Easy to Use. Plug and play. No external drive needed. Adopted advanced chip, this CD-R W burner allows you to watch DVD/CD movies with no lag and burn music, movies to CD(only burn CD, not including DVD). --USB2.0 High Speed. It is compatible with USB2.0 and backwards compatible with USB1.0. This CD-R W combo drive supported DVD+R, DVD-R, CD-ROM, DVD-ROM, CD-R, CD-R W. Max DVD read speed 8X; Max CD read speed 24X and max CD burn speed 24X --Universal Compatibility. It is suitable for Windows98/ SE/ ME/2000/ XP/ VISTA / Win7/WIN8/Mac OS 8.6 or above system --Compact Design. It is portable for travel with your laptop thanks to its small size. It will be specially handy for your work if you want to give presentations to the business. --Come with 2 cables, one is data cable and the other is power cable that can supply power to get rid of the trouble of shortage power. When connect it to the desktop, please connect both cables or connect it with the computer's mortherboard. Specification: Buffer Size :2 MB Read Speed : DVD+R=8X DVD-R=8X DVD+R W=8X DVD-R W=6X DVD+R9Dual Layer=6X DVD-R9 Dual Layer=6X DVD-RAM=5X CD-R=24X CD-R W=16X Writing Speed: CD-R=24X CD-R W=16X CD+R=24X Package Includes: 1 Piece External USB 2.0 Slim CD DVD Drive 1 Piece Manual 1 PieceUSB Data Cable 1 Piece USB Power cable