PLEXTOR 12X BD-R Blu-Ray writer 4X BD-RE 16X DVD+R 5X DVD-RAM 12X BD-ROM 4MB Cache SATA Blu-ray Disc Burner PX-B940SA The PX-B940SA internal 12X BD Writer is the fastest Blu-ray writing speed available in the market today. It provides you with a convenient solution for Blu-ray playback, while simultaneously offering increased storage capacity with BD writing capabilities. The PX-B940SA can store up to 50GB of data on a single double-layer BD disc, equivalent to 9 hours High-Definition (HD) video or 23 hours of standard definition video. It is capable of recording and playing back today's most popular media formats including Blu-ray, DVD and CD. It writes up to 12X BD-R DL/SL, 2X BD-RE; reads & writes up to 16X DVD+R/-R, 8X DVD+RW, 6X DVD-RW, 8X DVD+/-R DL, 5X DVD-RAM, 40X CD-R and 24X CD-RW. Bundled with CyberLinks TrueTheater HD technology, you can easily boost DVD video and audio quality to achieve HD-like results and smoother playback. The software turns standard content into HD-quality images, by up-scaling video resolution from 480p to 1080p. You can now enjoy high definition movies on your PC-based home theater.