... connecting PC or Notebook with USB, 3.5mm stereo plug to the headphone. Sometimes the little part ... , 1pcs for headphoneCase: high grade plasticSize: 5.3 x 2.4 x 1.4cmProduct PicturesWhy choose us ... cable soldering, testing, assembly, packing…we take every step in our control.We are more and more outstanding ... other suppliers, which bases on 2 own factories to cost down more. l Delivery in time, 98% ...