LiteOn offers one of the fastest ATAPI / E-IDE DVD Writer in the world: 20X Super AllWrite Drive LH-20A1P. It only takes around 5 minutes to backup 4.7 GB data on an excellent single layer 16X DVD+R or DVD-R media at 20X maximum. LH-20A1P also has innovative SMART-WRITE technology: Through this drive's self-learning function, LH-20A1P will automatically detect and decide the optimal write strategy of DVD recordable media (DVD+R & DVD-R) for the best write quality. It can save you a lot of time and trouble for data storage & blank media selection. This Super AllWrite Drive can support all of DVD formats: DVD+R/+RW, DVD-R/-RW, DVD-RAM. LH-20A1P is able to rewrite certified DVD-RAM media at 12X maximum, write DVD+R DL (Double Layer) media & DVD-R DL (Dual Layer) media at 8X maximum, rewrite High-Speed DVD+RW at 8X maximum, rewrite High-Speed DVD-RW at 6X maximum, and read DVD-ROM media at 16X maximum.This Super AllWrite Drive is not only a powerful DVD Writer but also an Ultra-Speed CD-RW drive. It can write CD-R media at 48X maximum, rewrite Ultra-Speed CD-RW media at 32X maximum, and read CD-ROM media at 48X maximum. No matter what you want to backup important or personal data from (digital still camera, digital video camcorder, TV, etc.), LH-20A1P is your best choice for recording large volumes of DVD audio & video. An amazing LITE-ON Super AllWrite Drive with the fastest DVD writing & rewriting function can meet your desires for DVD title creating and multi-media applications on PCs. Built-in SMART-BURN technology provides buffer-under-run-free function and great media compatibility for high-speed writing DVD+R / DVD+RW / DVD-R / DVD-RW / CD-R / CD-RW media. Its SMART-X technology provides smooth & stable Audio CD / VCD / DVD playback and high-performance DAE / VCD / DVD data extraction.