Aurum Cables - 18 Gauge 2 Conducter - 250 ft In Wall Speaker Wire - Oxygen Free Pure Copper - CL2 Rated UL Listed - 250 Feet 250 Feet of 18/2 AWG rated speaker cable 99.99% Oxygen Free Pure Copper Rated for CL2 for in-wall installations and UL rated and certified Perfect for any DIY projects or custom installations Comes in a Handy spool for easy installation and deployment.