Beats Studio 2.0 Wired Over Ear Headphone blackDesigned to deliver superior sound quality, the Beats by Dr. Dre Studio Wired Headband Headphones feature an over-the-ear design that fits firmly around your ears. The ear cups are padded with thick foam to provide extra support for comfortable listening experience. Integrated with noise-cancellation and noise-isolation features, these headphones provide crisp and clear audio. These headphones function at an impedance of 35 ohms and 115 dB sensitivity, producing clear audio. The frequency range of 20 Hz - 20 kHz reproduces impressive bass and treble sounds. With an adjustable headband, a detachable cable and other features like in-line control and volume control, these Beats headphones are designed for user-convenience. These foldable headphones are lightweight and convenient to carry along.