C-sub Analogue subwoofer cable Chord Company C-sub subwoofer cable is designed to work with all multi-channel/surround amplifiers and active subwoofers, offering enhanced shielding at a very affordable level. Multi-strand tinned copper signal conductor with low resistance to enable longer lengths. Multi-strand spiral braid screen for increased flexibility and enhanced shielding. Gold-plated RCA plug with over-moulded surround for reliability and no conductor compression. Available in 3m, 6m, 8m and 10m lengths. C-Sub Subwoofer DoP Product Certificate