The Samsung SE-506CD/RSBD Slim External Blu-ray Writer Drive is useful when you want to create High Definition Blu-ray Movies, business presentations and more. The drive can read and write onto Blu-ray/DVD/CD media discs and supports single, dual, triple and quad layer BD-R discs. The lightweight and slim design is portable enough when you need to travel so you can watch Blu-ray movies or distribute large amounts of data onto Blu-ray Discs (up to 128GB). The SE-506CD/RSBD Slim External Blu-ray Writer Drive is connected and powered by an USB 2.0 cable. Lastly with 200ms access time and 4MB buffer memory you'll see less skips when accessing Blu-ray discs.