JL Audio XMD-WHTAIC4-12 12 ft (3.66 m) 4-Channel Marine RCA Audio Interconnect Cable 12 Ft (3.66 m) Marine Audio 4-channel Interconnect Cable Twisted-pair arrangement for optimum noise rejection Pure 100% Oxygen-Free copper Conductors with Polyethylene Dielectrics Nickel-plated, brass contacts