AudioQuests NRG-X Series of AC power cables are meticulously designed to deliver enhanced bass definition improved transient articulation greater soundstage scale and more of the spatial cues that bring recorded music to life. Features Long-Grain Copper (LGC) Semi-Solid Concentric Conductors Noise-Dissipation: Quiet Background and Minimal Circuit Misbehavior Due to Direction-Controlled Conductors Available with C5 C7 and C13 plugs These are high-value high-performance products that outperform anything AudioQuest has previously accomplished at these outstanding prices. AudioQuests NRG-X Series of AC power cables use Long-Grain Copper (LGC) strands in a Semi-Solid Concentric Topologya sophisticated physical arrangement in which strands are packed more tightly and never change position within the bundle. Additionally these conductors are all Direction-Controlled to assure induced noise is dissipated and drained properly. These are remarkable technological advantages over stock AC cords or for that matter many premium power cords in their price class. As always AudioQuest directs noise where it will do the least harm to your audio/video system. What's in the Box NRG cable