<h3>SPECIFICATIONS</h3>
<p>Bluetooth version: V4.2+EDR<br />Adjustable headband for maximum comfort<br />Music playback time: Up to 10 hours<br />Charging time: 2 ~ 3 hours<br />Built-in rechargeable battery<br />Hands-Free<br />Sensitivity: 108dB&plusmn;3dB<br />Magnet type: Neodymium<br />Frequency response: 20Hz to 20KHz<br />Impedance: 32&Omega;<br />Speaker diameter: 4cm<br />Aux-in cable: 100cm<br />USB cable: 80cm</p>