1：Connectors：1pair set total 8 Pin-Plug 24k Gold Plated copper connectors. 2：5N OFC(99.9993% Oxygen Free Copper Wire) OXYGEN-FREE COPPER (OFC) - Oxygen Free Copper wiring provides a superior electrical conductor to aluminum because it does not expand or contract with heat and can carry a higher current load. 3：Cancel The Electronmagnetic Rediation Generated By The Magnetic Field,filter Noise,shield External Rediation,resist Current Noise,and Eliminate External Interference! 4：Construction: 105/0.254±0.012(Wire core)*2 Conductors, Conductor Resistance:≤3.4Ω /KM, Insulation Resistance:DC500V 100MΩ・m, Min Dielectric strength:AC. 2500VAC/1min 5: We stands for the highest quality product and customer satisfaction. If you are not happy with the product in anyway we offer an easy return policy.