Analog Audio Interconnect Cable Connect a wide range of audio electronics with this AudioQuest Tower RCA analog interconnect, meticulously designed for outstanding flexibility and versatility. Solid Long-Grain Copper (LGC) conductors minimize distortion, Foamed-Polyethylene insulation preserves dynamic contrasts, and a Metal-Layer Noise-Dissipation efficiently dissipates high-frequency noise for cleaner, clearer, more naturally beautiful music.