With its twin 1.18 in drivers and Bass Booster, these headphones deliver big sound without breaking a sweat. Plus the in-line remote with mic lets you take control of your Smartphoneâs music and calls. Enjoy enhanced bass with the balanced rigidity and high response Extra Bass Diaphragm, which maintains powerful performance through hours of listening. A swivel design in the housing allows you to lay your headphones flat, making them easy to carry. The cable has a convenient in-line remote and microphone, so you can take hands-free calls free calls whenever they come through on your smartphone.