This cable connect dvd players to audio receivers, Satellite boxes and cable boxes to audio receivers, computer audio equipment, and any other equipment that supports Coax(S/Pdif) interface interconnect. Cable allows jitter-free transfer of digital audio signals. The low-loss cable design includes pure copper center conductor and shielding to preserve signal strength and minimize noise. Gold-plated, RCA connectors and pins to give you solid, corrosion-free contact.