LG BluRay Disk Writer Combo SATA UH12NS40 12x Black Description The Internal SATA 14x Super Multi Blu-ray Disc Rewriter from LG features a serial ATA interface with 14x BD-R write speeds. You can simply plug in and record up to 128 GB of files, photos or business documents on to a quad layer BD-R disc. SATA interface technology allows for easier integration and faster performance while M-Disc provides superior reliability in data storage.