Support: 1 Year Hassle-Free-Protection and quickly response customer service, for any questions while using, please contact us at any time via email or through the contact information on the instructions. Easy To Carry: Folding design make it convenient to carry, you can easily put it in the suitcase or bag, more easy to carry it. When you take your children out for a trip, take a plane, take a car, this headphone would be a good companio. Adjustable: The adjustable band allows you to get the perfect fit for your head shape. It is not only suitable for your children, but also for many adults. Please kindly note that there is NO microphone, remote or volume control on these headphones. Durable and Not Tangle: The headphone cord length is 4.9 ft (1.5m), using high quality cloth, so it's very durable and not tangle, suitable for kids, children, not easily damaged. Excellent Sound: Stereo bass headphone with excellent sound effect, 3.5mm plug compatible with all 3.5mm jack devices.