... with dc plug:1. Product character: anti-interference, high-definition, High fidelity, Low loss, High broadband, Light weight, Small volume, Simple installation, low ... 3.0mm,Φ4.0mm,Φ5.0mm,Φ6.0mm,Φ7.0mm,Φ8.0mm,Φ9.0mm,Φ10mmInside coatingPE(polythylene)Outer coatingPVC or ... is survived from specification detection twice and voltage withstanding test.2.Nickle plated brass or other metal as per you ...