this case is a now model ,it's have pretty line on the case . 1) USB2.0 standard (compatible down with USB1.1)     24x read (CD-ROM)     24x write (CD-R)     8x write (CD-RW)     8X readDVD-ROM    8X writeDVD-R     4X writeDVD-RW2) Supports various operating systems (Windows, Mac) 3) No need driver (except for Windows 98/98SE) 4) Supported recording modes: disc-at-once, track-at-once, packet writing, session-at-once 5) Supported media types: CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R, DVD-RAM, DVD-RW

External dvd writer (New model case )