These Onkyo ES-FC300 headphones are modern & stylish & have 40mm wide-range Titanium drivers for clearer sound which are backed by sub-chambers that optimize bass response, delivering you clear, natural sound giving you the perfect dynamic balance. The ES-FC300 headphones are not only designed with exceptional Onkyo sound quality but also with portability & comfort in mind. They have soft leatherette folding earcups giving you a good seal against background commotion whilst reducing the amount of sound leakage. It is also united with an adjustable headband that is padded to alleviate stress at contact points. The Onkyo headphones also boast detachable gold plated MMCX connectors allowing you to replace, change or switch the cable. The cables themselves are Tangle Free Flat Elastomer preventing you from having the hassle of untangling knots & twists, so you get to enjoy your listening experience stress free. With a portable design also comes the risk of bumps, bangs & knocks but Onkyo have designed the ES-FC300 with this in mind & have used tough, impact-resistant materials giving you peace of mind to be able use these headphones for many years to come.