Sleek design with Noise Cancelling ProThese lightweight wireless headphones don't just look great, they also let you focus on what you want to hear. Advanced noise cancellation filters out unwanted sounds from the world around you. Awareness Mode lets you bring the world back in when you need to.Great sound from 40 mm driversPerfectly tuned 40 mm drivers deliver plenty of detail and bass for every song or podcast. You can even use the included cable to plug in and enjoy the Hi-Res Audio files available on your favourite streaming service. When you're not listening, the attractive hard case keeps the headphones safe.Bluetooth multipoint. Connect multiple devicesWatch a film on your tablet. Take a call from your phone. With Bluetooth multipoint connectivity, you can connect up to two smart devices to these headphones simultaneously and switch between them as you need.Up to 60 hours of play timeWith noise cancelling turned off, you get up to 60 hours to enjoy your tunes, podcasts and more. With noise cancelling turned on, it's up to 45 hours. A full charge takes 2 hours, and if you need a boost, you can get an extra 8 hours with a quick 15-minute charge.Touch control that you control. Turn touch on or offTouch controls let you control music and calls. Don't want to accidentally activate a control when you're concentrating on your tunes or podcasts? You can turn touch controls on and off using the app.Philips Headphones app. Custom sound and moreThe Philips Headphones app puts you in charge of the music you're listening to. Adjust levels yourself or choose from preset sound styles. You can also use the app to switch between preset noise-cancellation modes.