Specification:Item Type: Plug Conductor Material: BrassFinish: Silver PlatedColor: Silver White and Silver RedQuantity: 4pcsImpedance: Ultra Low ImpedanceConnection Method: SolderingMaximum Wire Diameter: 9mm / 0.4inScope Of Application: Widely Used in Professional EquipmentHow to Use:Soldering cable, plug in use.Package List:2 x Plug (Silver White)2 x Plug (Silver Red)