The 18 AWG Red Black Speaker Wire is a high-quality and durable wire designed for speakers. It has two conductors made from 34 strands of tinned stranded copper, ensuring good conductivity. It is certified under UL2468 standards and provides reliable performance. The 500 ft roll offers flexibility in routing and positioning. The red and black colors help with polarity identification. This wire is ideal for professional audio setups and home theater systems, delivering exceptional performance and longevity.