ASUS USB 2.0 8xDVD Writer External Optical Drive SDRW-08D1S-U (Black) ASUS Turbo Engine to increase performance of connection between the USB to External Drive Low power consumption - powered through USB Elegant/Stylish Diamond ID Design External USB 2.0 8x DVD-RW Optical Drive Ultra mobile; Can carry virtually anywhere Supported OS: XP, Windows 7, Vista External USB 2.0 8x DVD-RW Optical Drive Elegant/Stylish Diamond ID Design Ultra mobile; Can carry virtually anywhere Low power consumption - powered through USB ASUS Turbo Engine to increase performance of connection between the USB to External Drive