... 3 mm 3.pole: 2 pole, 3 pole, 4 pole. Various stereo connector specification :1.male,female.2 ... 6.3 mm3.pole: 2 pole, 3 pole, 4 pole.4.shell: gold plated,Ni-plated.5.Color:black ... :1.1C+S,2C+S ,2C+D2.Wire:26AWG,28AWG,30AWG3.Sprial:BC/TC/CCS/CCA; ... 0.12mm4.Drain:7/0.10,7/0.12,10/0.10etc.5.Jacket:pvc.6.Color: ... DC min.3. 3.Insulation resistance: ≥ 5MΩ Min.4.Contact resistance: ≤ 5ΩMax5.ROHS or REACH. 3. ...