Over-ear headphones feature REWIND fabric ear cushions for premium comfortBluetooth technology allows for seamless wireless connectivity to Bluetooth-enabled devices40mm Hi Definition drivers provide deep bass and detailed clarityOn-ear controls give you easy access to your settings as you listenFoldable hinge design enables compact storage and easy transportPremium battery supports up to 20 hours of battery life on one chargeQuick charge setting recharges your headphones in a fraction of the normal timeSustainable FSC-certified wood and recyclable aluminum construction makes them an environmentally friendly option