16 Core Copper Audio Cable Headphone Upgrade Cable For SONY MDR-Z1R MDR-Z7 MDR-Z
16 Core Copper Audio Cable Headphone Upgrade Cable For SONY MDR-Z1R MDR-Z7 MDR-Z7M2 with Lock Nut. SONY MDR-Z1R MDR-Z7 MDR-Z7M2 with Lock Nut headphone plug. Teflon Skin 16 core x7 x 0.10mm Single crystal copper.