BW-16D1X-U ASUS BW-16D1X-U is a powerful Blu-ray disc drive that capable of writing to 16X BD-R format. With USB 3. 0, it assures the fastest burning speed, and along with BDXL support that allows the maximum data storage 128 GB in one disc. The professional data backup software, Nero BackItUp, Power Backup, provides the most robust backup solution. Excellent Performance with Super-speed USB 3. 0 Transfer data with the USB 3. 0 standard at up to 10X USB 2. 0 speed. And speed boosts with 16X accelerated performance, it takes only 10 minutes to backup 25 GB of data. Work with Mac OS and Windows ASUS BW-16D1X-U supports Mac OS X and Windows without any installation that will be operated directly when plugging the USB in the notebook or PC. The Most Robust Backup Solution ASUS BW-16D1X-U provides a complete, easy-to-use backup solution. Intuitive, bundled software called CyberLink Power2Go 8 simplifies the disc-burning process and offers optional encryption functionality to protect your private files. ASUS BW-16D1X-U also comes with on online backup solution for Android smartphones and tablets. Together, these powerful functions protect your information and minimize the risk of data loss to give you peace of mind. Blu-ray writer offers ideal copying and playback performance of Blu-ray discs, DVDs, and CDs. The blu-ray writer drive offers enlarged support for up to 128GB of information on quad layer media supported. With this external form factor blu-ray writer drive of the most recent technology you get to view HD videos, music, and photos promptly.