Enjoy listening to your favorite music with these able planet around-the-ear active headphones. Their linx audio technology offers sound clarity. These headphones have an in-line control that lets you easily adjust the volume level. These noise-canceling headphones have an adjustable headband that makes them suitable for adults and children alike. The leatherette ear pieces offer cushioned comfort for your ears. These nc300b headphones operate in the range of 20hz to 20khz. They're finished with soft-touch rubber in black. An audio cable, airplane adapter, carrying case and batteries are included.