Product Specification Brand : UGREENModel : AV141 Connector :gold-platedWire : enamelled copper Shell : aluminum alloy/ABS Jacket : TPELength : 20cmOutside Diameter : 3.6mm Jack : 1 Male to 2 FemaleColor : White/Black/Silver WhiteHigh Quality Enamelled Copper Corecopper wire annealed aftersoftening,repeatedly painted baking