These cables feature a dual-shielded, dual-conductor design and custom shell casing resulting in a tangle-resistant cable with clear sound, low handling noise, and roadworthy durability. 99.99% oxygen-free copper to resist corrosion Flexible, tangle resistant construction Dual-shielded, dual-conductor design for durability and low noise Voiced for a natural, transparent sound with balanced frequency response Durable shell casing for lasting performance.