PATENTED SWIVEL XLR PLUG EASILY FITS IN TIGHT COFFIN CASES AND RACKS. IN=OUT TECHNOLOGY: LOW CAPACITANCE FOR PURE SIGNAL TRANSPARENCY. IN=OUT TECHNOLOGY: LOW CAPACITANCE FOR PURE SIGNAL TRANSPARENCY. 24K GOLD-PLATED PLUGS PROVIDE SUPERIOR SIGNAL FLOW AND CORROSION RESISTANCE. TWO LAYERS OF SHIELDING PROVIDE NOISE REJECTION FOR QUIET OPERATION. LIMITED LIFETIME GUARANTEE.