Aleratec 1:3 Blu-ray DVD CD LightScribe Duplicator SA 260201 Standalone operation Up to 3 simultaneous Blu-ray/DVD/CD copies or clearlylabeled DVD/CD discs Removable 1 TB Hard Disk Drive to store disc imagesand label files Drag and Drop files from PC to Hard Drive in the publisher Duplicate from ISO image files, NRG image files, or files not packaged into a disc image file