1-2-3 Blu-ray CD/DVD/ BD SATA Duplicator Copier Controller + Cables Screws & Manual Optical Drive Flexible Target Options-Capable of configuring from 1 to 3 Target duplicators Blu-ray/DVD/CD Disc Support-Support all popular optical media formats Fast DDR2 Buffer Memory-Memory speed 4X faster than competing models using SDRAM Performance & Reliability-Tested for maximum compatibility & stability Dynamic Hard-drive Partitioning (DHP)-Saving HD space by adjusting partition size based on file size