he Addonics BD/DVD/CD Tower is one of the most versatile optical storage solutions that you will find on the market. The BD/DVD/CD Tower enables you to attach multiple BD/DVD/CD burners to a Port Multiplier (PM) compatible eSATA port or USB 3.0 port on any computer with just one or two cables depending on the model. Once attached, multiple optical drive letters will appear on your system. You can then use these optical drives as a duplicator by simultaneous burning multiple BD, DVD or CD disc, or to run different burning job on different drives without any waiting around. You can also share these drives over the network for access by other computers to share the BD, DVD or CD disc.About this modelThis DVD/CD Tower V is equipped with five high performance DVD/CD burners that can all be connected to any computer via a single eSATA or USB cable. Once connected, the five burners can be used for simultaneously burning, similar to a DVD/CD duplicator. It is a great solution for making multiple copies of DVD or CD disc.