Samsung USB 2.0 Ultra Portable External DVD Writer Model SE-218CB/RSBS INTERFACE: USB2.0 / 3.0 COMPATIBLE Buffer Memory: 1.0MB DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-ROM, DVD-Video, DVD+R DL, DVD-R DL, DVD-RAM, CD-ROM, CD-R, CD-RW, CD-DA, CD+E (G), CD-MIDI, CD-TEXT, CD-ROM XA, Mixed Mode CD, CD-I, CD-I Bridge (Photo-CD, Video-CD), Multisession CD (Photo-CD, CD-EXTRA, Portfolio) Access Time: DVD-ROM - 150MS; CD-ROM - 150MS