M.Way Replacement Audio upgrade Cable For Sennheiser HD595 HD598 HD558 HD518 Headphone 1.2M Replacement Audio upgrade Cable For Sennheiser HD598 HD558 HD518 Headphones Cable Diameter : 4mm The Inside Cable Material: OFC Wire Connector : 6.35 / 3.5mm Male to 2.5mm Male(comes with the lock the same as the?Original cable)