Enables easy installation of audio components to your audio or home theater system- CL3 rated for in wall installations * Digital optical cable constructed with durable black PVC outer layer and corrosion-resistant gold-plated connectors for optimal signal transfer * Precision-polished optical connectors allow maximum signal transfer accuracy. Specially optimized optical fiber for higher fidelity * Compatible with S/PDIF, ADAT"s, Dolby Digital, & DTS * Limited Lifetime Warranty