The Ultralink Challenger-2 Series Audio Interconnect Cable is constructed of high quality components to ensure a quality connection for your audio components. It features a multi-stranded oxygen-free, high conductivity copper conductor, double-shielding, foam polyethylene dielectric insulation and precision machined RCA connectors with 24K direct gold-plated contacts. Its generous 250-foot length is perfect for extremely long cable runs. This cable comes in bulk packaging instead of a retail package.