Advanced Multi-Gauge Conductor Design by Jay Victor ^^ All audio conductors are made from premium Cardas Grade One Copper ^^ Premium PE air tube insulation ^^ Triple-layer shielding from EMI and RFI noise (a silver-plated copper braided shield, an aluminum/mylar foil shield, and a carbon-filled PE shield) ^^ Advanced thermoplastic rubber jacket is tough, yet very flexible ^^ Ground wire run ^^ Prime 750 RCA Termination - Ultra low mass gold-plated beryllium copper spring-type ground contacts ^^ Ultra-low-mass hollow direct gold-plated tellurium copper center pin ^^ Advanced polymer insulator ^^ Non-magnetic brass cover is treated with a tough-as-nails scratch-and-chip-resistant black chrome plating