Connectors: 3.5mm to 3.5mm, Connector Gender: Male-to-Male, Length: 3m, Typ: Cable, Materials: Nylon Braided + Zinc Alloy Case + 24K Gold-plated Connector. The Premium 3.5mm Stereo Audio Cable HiFi is made of silver-plating pure copper, which could provide maximum's conductivity and durability and transfer high purity audio signal with minimum loss, bringing you different auditory experience. It's very suitable for music enthusiasts who desire a realistic reproduction of music with hi-fidelity or hi-fi.