Wireless on-ear headphones that offer an enticing blend of great sound and stunning design all wrapped in luxurious black leather, as well as class-leading 17 hour battery life, universal Bluetooth compatibility with aptX quality, dual microphones for highest call quality and award-winning P5 driver technology. They are lightweight, portable and foldable, so they can easily travel wherever you go and have discreet and intuitive touch controls for switching the tracks, adjusting volume and answering calls whenever required. The headphones are equipped with 40mm full-range drivers with nylon damped diaphragms and CCAW coils, rechargeable lithium battery and two microphone supporting CVC2 algorithm. Frequency range: 10 Hz-20 kHz. Impedance: 22 Ohm (passive). Distortion: <0.4%. Sensitivity: 109 dB/V. Max. input power: 50 mW. Weight: 213 g.