... .4.shell: gold plated,Ni-plated.5.Color:black ,blue.Cable of using usually specification :1.1C+S,2C+S ,2C ... ,30AWG3.Sprial:BC/TC/CCS/CCA;0.10mm or 0.12mm4.Drain:7/0.10,7/0.12,10/0.10etc.5.Jacket:pvc.6 ... .Color: black, white ,etc.7.Length: 0.3mm-25m (for optional)8.OD:2.5-4.0mm ... resistance: ≤ 5ΩMax5.ROHS or REACH. 3.5mm stereo plug to jack av cable