6N 4.4mm/2.5mm balanced Audio Cable For SONY MDR-Z7 Z7M2 MDR-Z1R International shipping, economy shipping from china,Delivery averages 15-60 business days. For 4.4mm DAC BAL AMP balanced player AMP DAC (sony Fiio Etc..) For 2.5mm DAC BAL AMP balanced player Length: 150cm Product Description: 6N 16-core braided cable (16 cores, 22 copper wires per core (0.05mm diameter), a total of 352 OCC high-quality copper wires plus 250D tensile wire) The outer diameter of the cable is 4.5mm The cable sheath material uses DuPont TPU, the wire is soft and not easy to knot, and it will not harden in winter All real solder joints to ensure stable current without bias The injection molding process is used inside the plug to ensure a long life. At the wire branching point, injection molding process is also used to ensure the quality, and the tensile strength is 50kg High-purity single crystal copper silver-plated wire has superior electrical and signal transmission performance without distortion and attenuation. Optimized structure, the best material, enhance signal transmission, maximize the potential of headphones.