this the USB extraction line ,the length can be customized .

as the pictures show ,there are good quality and wholesale  price .

                     ===   the  material inside   ===

                              =====  funtion    ======

                               ===========   test   ============

      ==== those are all copper line   =======

               ===  the sample show   ===

this product support OEM ,the length can be optional ,

and the jack can be customized .

we promiss that is the high quality and wholesale price !

if you want to costumize this product,plz contact us !