Transparent Ultra Speaker Cables 40' Pair, Banana to Spade, Gen 6At 40 feet, this is the kind of run most people never need and the people who do know exactly how hard it is to do right. Transparent Audio's Ultra Speaker Cable is built around precision wound OFHC copper conductors and their signature in line network module, calibrated specifically to this cable's length and termination type epoxy damped, isolation footed acrylic housing keeping vibration out of the equation. The network filters noise at the cable