BWU-100A Internal Blu-ray™ Disc Rewritable Drive from Sony® offers recording of virtually all BD/DVD/CD disc formats in one internal package. It supports recording both 50 GB and 25 GB BD-R (write once) and BD-RE (rewritable) discs, as well as 4.7 GB DVD+R/+RW/RAM, 8.5 GB DVD+R Double/Dual Layer and CD-R/-RW discs. This drive lets you store up to 4 hours of 1080 HD video on a single dual layer 50 GB BD disc making it an excellent solution for keeping High Definition video shot on your HDV camcorder in native HD. Additionally, it includes Comprehensive Cyberlink® software suite to author BD and DVD discs as well as general disc burning for BD/DVD/CDs. Compatible with Windows® XP and 2000, the BWU-100A lets you back up your computer, make music discs, and more.