Features Solid-Perfect Surface Copper+ (PSC+) Conductors FEP Air-Tubes (FEP is a Flouro-Polymer) Direct-Silver Plated Pure "Red-Copper" RCA Plugs Carbon-Based 3-layer Noise-Dissipation System (NDS) 72V Dielectric-Bias System (DBS) Description Product Description AudioQuest's Yosemite interconnects feature Perfect-Surface Copper+ (PSC+) conductors, an insulation system designed with FEP Air-Tubes, and AudioQuest's brilliant 72V Dielectric-Bias System (DBS) for a marked sonic upgrade over standard interconnects, improved dynamic response, and a truly uplifting listening experience. While theoreticians debate whether the true nature of the universe is analog or digital, one constant in our audiophile galaxy is that the music, dialogue, and sound effects which reach our ears is analog. In order to preserve this precious cargo,