Whirlwind MP-16-150 MEDUSA Power Series 16 XLR Inputs Snake Cable, 150-FeetWhirlwind MP 16 150 MEDUSA Power Series 16 XLR Inputs Snake Cable, 150 Feet Whirlwind Power Series multipair cable is a cable within a cable the outer layer contains audio pairs surrounding an inner core of 2 pairs of 14 ga. wire that has its own overall foil shield and jacket. Each of the two speaker lines is terminated with 2 paralleled 1 4" jacks on the box. A heavy duty wire mesh strain relief secures the multipair cable to the box and a wire mesh