Silver Series IEEE-1394 4-PIN To 4-PIN Firewire? Cable 99.99% oxygen-free, solid-copper conductors and high-purity, silver solder joints for unrivaled audio and video clarity Silver-plated conductors for best high-frequency response and optimal resolution Precision-formulated, polyethylene dielectric material maintains stronger signals that yield superior sonic and video accuracy Impedance-matched, twisted-pair construction and ferrite inductor filters reduce cross talk and interference 24k gold-plated connectors create precise contact for low loss