This PureAV Blue Series Kit provides ideal connections for your video and gaming devices and for equipment that supports DTS® and Dolby® Digital surround sound. It offers exceptional quality in both cables: Digital Optical fiber is immune to all forms of EM/RF interference for superior sonic accuracy, and S-Video separates brightness from color using two separate conductors to create clean, accurate video. PureAV Blue Series S-Video and Digital Optical Audio Cables use the highest-quality materials to enhance your home theater experience with crisp, clear images and natural, clean sound. - Improves clarity, using superior-grade optical fiber and 99.99%-purity copper conductors. - Provides maximum durability and lowest-possible loss, using high-performance cladding. - Maintains signal integrity and 75-Ohm impedance using precision-formulated, polyethylene dielectric material. - Provides maximum isolation from electromagnetic and radio frequency interference with double-shielded construction. - Isolates noise with 100%-coverage aluminum/Mylar foil shield. - Creates a second layer of protection with tinned, copper-braided shielding. - Eliminates the corrosion that is common in bare, copper-braided shielding.