Monster Cable ULT I600-8 THX Ultra 600 Audio Interconnect (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. Heavy-duty metal shell connector for a more durable connection. 24k gold, 8 cut Turbine connector for optimum signal transfer and corrosion resistance. Exceeds THX certification standards for proper system performance, reliability and ease of installation.