Monster ULT I600-4 Ultra 600 RCA Stereo Cables (4 feet) (Discontinued by Manufacturer) Two-Way Bandwidth-Balanced Wire networks for smoother highs and deeper bass. Separate protective mylar foil and copper braid shield for rejection of RFI and EMI. MicroFiber insulation for deeper, tighter bass and clearer highs. Heavy-duty metal shell connector for a more durable connection. 24k gold-plated, 8-cut Turbine connector for optimum signal transfer and corrosion resistance.