Tripp Lite High Resolution SVGA / VGA Monitor Easy Pull Cable with Audio and RGB coax (HD15 M/M) 50-ft.(P504-050-EZ) 50 feet Easy Pull All-in-One SVGA/VGA Monitor and Audio Cable with RGB Coax Two-piece design runs through conduit or other tight areas Superior molded cables with foil-shielding for maximum EMI/RFI protection HD15 male to HD15 male and 3.5mm Stereo M/M molded connectors Per standard VGA specifications, Pin 9 is left open. This is standard for all VGA cables and should not be considered a defect.