Iomega Super USB 2.0 22x DVD Writer External Optical Drive 34394 Up to 22X DVD+R Write; 8X DVD+RW Rewrite; 22X DVD-R Write; 6X DVD-RW Write; 8X DVD+RW Rewrite; 6X DVD-RW Rewrite; 12X DVD-RAM Write; 48X CD-R Write; 32X CD-RW Rewrite; 16X DVD-ROM Read; 48X CD-ROM Read Compatible with 8.5GB Double-Layer and 4.7GB Single-Layer DVDs. Requires DVD+R double-layer disc to record up to 8.5GB capacity; a single-layer DVD disc records up to 4.7GB Each 8.5GB disc saves up to 34,000 photos, 160 hours of music or 12 hours of video to a DVD or over 4 hours of video on a Video CD (VCD) Unit Dimensions 8.46 x 6.45 x 2.04 (LxWxH) Includes - Iomega Super DVD Writer 22x; One USB 2.0 Cable; One Power Supply; One Quick Install Guide