Soft touch finish. Detachable/no-tangle cord. In-line single-button remote/mic. Driver Unit: 40 mm neodymium/Impedance: 32 ohms. Sensitivity: 105 dB +/- 3 dB at 1 kHz/Frequency Response: 20 Hz to 20 kHz/Cord Length: 1.2 m Lightweight headphones with detachable cord. Sleek detachable cable ensures protection against accidental dislocation and allows for interchangeable cords of various length, colors, or materials. Also features inline mic, tangle resistant nylon cord, and angled jack. Single button remote/microphone is compatible with Apple, BlackBerry, Android and all other media devices with a 3.5 mm jack.