Dunu DUW-03 High-Purity Silver-Plated MMCX Earphone Cable The DUW-03 features DUNU's patented Quick-Switch modular plug cable system that is compatible with analogue jacks featured in all major po more→rtable sources and empowers the audiophile to hot-swap between balanced and single-ended connections. With a hand-braided, 8-core weave composed of high-purity OCC silver-plated copper Litz wire, the DUW-03 maximizes the purity of your music with insulation that is enamelled to each and every conducting strand of wire. The wires are furthermore arranged in a coaxial, dual-layered fashion. A concentric layer of high-density polyethylene (HDPE) inner sheathing separates the two layers of wiring, ensuring …