Feel the power of dynamic sound like youre in the front row of a concert with the sony zx310ap on ear headphones you can pair these headphones with your favourite music player mp3 players walkman or even your smartphone these headphones also feature the both sided cable which is a durable and lightweight 12m flat cord both sided for tangle free listening features lightweight folding design for ultimate music mobility 30mm neodymium drivers for powerful balanced sound 10