Bluetooth audio streaming with SBC and AAC support?? Convenient One-touch pairing with NFC</br>Built-in microphone for hands-free phone calling?? Rechargeable battery for up to 30hrs music playback</br>30mm drivers for full frequency response?? Compact?? swiveling on-ear ear design?? USB charging cable supplied</br></br>Product Description</br></br>So easy-lightweight?? compact listening with added wireless freedom. Enjoy your favorite beats with cord-free convenience via Bluetooth with Near Field Communications (NFC) technology. Envelope yourself in full?? balanced sound and tight beats with 30mm drivers and easily swivel and stow away when done.</br><br/>http://www.amazon.com/gp/product/B00TA4HR9O