Premium 12/2 Awg 100ft CL2 Speaker Wire | Cable - Oxygen Free Copper Perfect for use in or out of wall with a variety of speaker types including in-wall and in-ceiling. Compatible with banana plugs Clearly distinguishable Red and Black inner jackets for determining polarity. High quality, flame retardant PVC outer jacket Multi-twist, rope lay braiding/UL listed and CL2 rated