Crafted with carefully selected leathers, memory foam, and sleek aluminum, the stylish B&O BeoPlay H8 On-Ear Headphones offer incredible audio performance. Choose to listen to your music through the included audio cable, or unplug and listen wirelessly by connecting to your devices via Bluetoothテつョ. The H8 features an intuitive touch interface on the ear pad, which allows you to control your music through a variety of touch gestures. With active noise cancellation you can choose whether to listen in silence or let in the sound around you, creating a premium and customized sound experience. Features Bluetoothテつョ Version: 4.0 Battery life: up to 16 hours Microphone: Yes Controls: Integrated On-ear Audio Drivers: 40mm Charging port: Micro-USB Frequency Response: 20 - 22,000 Hz Foldable / Adjustable Headband: Yes/No Noise Cancelling: Yes