... Nickel plated or gold plated optional* Conductor: Pure oxygen-free copper * Contact resistance: 5 ohm Max * Hi-pot: DC300V 5M ... length without signal degradation* More connectors&styles&interface can be order made. Features:Universal for Computer, iPhone, iPad, HDTV, TV box, Plasma ... us:We are a manufacturer in Shenzhen China, specializing in all kinds of USB cables, HDMI, IEEE1394, Audio/Video cable, ...