Top features:- Listen to your music wirelessly for up to 19 hours- Designed for sound true to the source material- Connect to your smartphone or tablet and take calls wirelessly- Made from premium materials for comfort and styleListen to your music wirelesslyB&O PLAY H4 Over Ear Headphones feature Bluetooth wireless technology so you can listen to your music without wires. Its battery lasts up to 19 hours for all-day listening on a single charge.Designed for sound true to the source materialListen to high quality Bang & Olufsen Signature Sound designed to stay true to the source material. Hear music from your favourite artists as it was intended to be heard, clear and full of detail.Connect to your smartphone or tabletThe H4 Over Ear Headphones let you listen to music from any Bluetooth device. This means you can play music stored on your iOS or Android smartphone or tablet, laptop or PC. Just pair the headphones with the device of your choice and get listening. You can even take handsfree calls. Controls on the earcup let you answer without you having to reach for your phone.Made from premium materialsPremium materials deliver a comfortable feel and fit you’ll want to enjoy all day. Earcups covered by leather are soft on your ears. Aluminium and stainless steel touches, and a patterned braided cord provide a premium look.