Cut the cords without compromising quality with the Sennheiser PXC 550 Wireless Bluetooth Headphones. Ergonomically designed to give you the perfect fit, these headphones are made to be lightweight and comfortable as well as portable to suit your lifestyle. The Sennheiser PXC 550 Headphones are equipped with NoiseGard to provide adaptive noise cancellation which caters to your environment. Use NFC or Bluetooth 4.2 technology to quickly and easily pair to your device and enjoy total freedom with intuitive touch controls located right on the headset. The Sennheiser PXC 550 Headphones have used the latest in technology to ensure your audio and music sound its best. More like an extension of your own body, the headset even has smart pausing and automatic on/off.