Enjoy quality wireless listening without distraction with Audio-Technica's ATH-ANC700BT headphones, featuring Active Noise Cancelling. With up to 25 hours battery life and cushioned comfort, you can keep tuned into your tracks for hours, and take phone calls with ease. Active Noise Cancelling Audio-Technica's acclaimed feedback-based noise cancelling technology counteracts external noise so it's just you and the music. Impressive Audio 40mm drivers in the ear-cups deliver quality audio up and down the full frequency range (5 - 40,000 Hz). Read more… They also support aptX tech for high quality wireless transmission. And they support High Resolution Audio sources if you listen through a wired connection. Wireless Listening Freedom Hook up these headphones to your smart device wirelessly through Bluetooth. Keep Control & Take Calls Control music playback and take calls with ease with the control switch in the earcup. Long Battery Power They'll last for up to 25 hours of music playback off a single charge. Listen in Comfort Foam cushioning on the adjustable ear-cups and headband ensure a comfortable listen, while fold-flat design allows for easy compact storage.