With this cable from Monster you can connect your Blu-ray, DVD player or AV equipment to a sound system, it has been designed to work with a wide range of surround sound AV systems. The MC450DFO has been designed to carry a high quality sound level to another device giving the best sound quality possible. The PVC outer jacket with integral strain relief for enhanced durability along with reflective PE optical cladding ensures the precise transfer of the optical signal.