Harmony of Technology and Aethetics Mac and Windows OS Compatible Disc Encryption double security with password-controlled and hidden-file functionality Drag-and-Burn: friendly interface with only three simple steps to burn a disc Diamond-cut design realize aesthetics of technology Color Black Read Speed DVD+R : 8X DVD-R : 8X DVD+RW : 8X DVD-RW : 8X DVD-ROM : 8X DVD+R(DL) : 8X DVD-R(DL) : 8X DVD-ROM(DL) : 8X CD-R : 24X CD-RW : 24X CD-ROM : 24X DVD Video Playback : 4X VCD Playback : 10X Audio CD Playback : 10X Write Speed DVD+R : 8X DVD-R : 8X DVD+RW : 8X DVD-RW : 6X DVD+R(DL) : 6X DVD-R(DL) : 6X CD-R : 24X CD-RW : 16X Writing Mode DVD+R & DVD+R(DL) : Sequential Recording/Incremental Write DVD-R & DVD-R(DL) : DAO/Incremental Recording DVD+RW : Random Write DVD-RW : DAO/Restricted Overwrite/Incremental Recording CD-R/RW : DAO/TAO/SAO/Packet Write