... copper conductor negoctiable 2)Different sizes,low price 4.2 mm speaker cableWe specialize in producing transpaernt speaker wire, red ... the detial specifications about speaker cable below: 4CMODELMETRIC(mm2)OD(mm) A12AWG3.3112.0B14AWG2.0810.5C16AWG1.319.5D18AWG0.8238.0 CONDUCTOR ... black, Transparent Clear, Red, Blue, Yellow, Purple... MODELMETRIC(mm2)OD(mm)A10AWG5.265.5×11.0B12AWG3.314.5×9.0C14AWG2.083 ...