chord c sub 1rca til 1rcaChord Company C sub Subwoofer cable for stable signal transfer in home theater Chord Company C sub is a subwoofer cable developed for use between home theater amplifiers and active subwoofers. It is designed to provide a stable connection over both short and longer cable runs, giving you a solution that works in practice in most setups. With a focus on low resistance and effective shielding, you get a cable that supports controlled and coherent bass