Features: Automatic level control, ON/OFF control and volume control on the headset. Headphones: Get AIWA wireless black headphones. Playback time: After up to two hours of charge, the headphones are able to continuously play for 10 hours! Comfort: Ergonomic design with leatherette earpads for long-listening comfort. Dockstand: Includes a charging base that the headphones comfortably sit on, ideal for storing and charging simultaneously. Aiwa Wireless Black Headphones | Living Social