Creative Aurvana Gold Wired/Wireless Headset with 40mm Drivers, Bluetooth 3.0, NFC and Built-In Microphone One-touch connection with Near Field Communication (NFC) and high-definition playback quality minus the wires using aptX and AAC. Connectivity Technology: Wireless/Wired Convenient on-ear and call controls allow you to adjust the volume or switch between calls and mucis with ease Enjoy your music wirelessly or as passive headphones with the detachable, flat, tangle-free cable Using dual embedded microphones with feedback noise controller, you get up to 85% Active Noise Cancellation Built-in microphone with Clear Speech Engine actively suppresses environmental noise and digitally enhances voice clarity so your conversations are loud and clear