NOISE CANCELLING: Perfectly covering your ears, this headphone is designed to bring you deep into music. With one external and one internal mic, this hybrid noise cancelling headphone filters unwanted sounds - ideal for crystal clear calls SEAMLESS BLUETOOTH CONNECTION: With AAC support for iOS devices & aptX HD for Android or Windows, our wireless headphone is compatible with most Bluetooth up to 10 meters. The Multipoint feature allows you to be connected to your phone and laptop simultaneously so you don't need to reconnect when switching devices SOUND PERFORMANCE: With a natural clear sound system and 40mm drivers our wireless headphones provide over 60 hours of usability and a quick charge of 15 minutes provides 8 hours of play time. Use the touch system on the headphones to change the song or pick up a call PREMIUM DESIGN: Designed to fit various head shapes perfectly - our soft memory-foam ear-cup cushions will give you the most comfortable sound experience, made of lightweight aluminium and responsibly sourced Muirhead leather for extra comfort DELIVERY: These foldable headphones come with a case for easy storage, USB cable & a plug in for Hi-Res Audio. Did you know? The 'Philips Headphones App' lets you adjust the level of noise cancellation by switching between preset ANC modes