MTX ZN5250 StreetWires Zero Noise 2-Channel Interconnect Cable ZN5 Series 2-Channel Interconnect Cable 16.4 ft. (5 Meters) Total fit collar provides a uniform contact to ensure a strong fit, Split center pin ensures a superior surface contact for better signal transfer Sure grip molded body reinforces the entire connector assembly and is easy to engage or remove, Ultra flex dual jacket maintains perfect geometry Twisted pair design protects against automotive interference, Oxygen-free copper eliminates oxidation that causes corrosion and signal loss, Parallel jacket