About this item Hi-Fi Stereo Sound Built-in a 40mm audio driver to ensure moderate bass and crisp midrange, providing tasteful sound reproduction for your daily needs, while balanced sound isolation effects help eliminate annoying background noise. Lightweight and Folding Padded ultra-soft ear cushions and headband provide a perfect custom fit for kids aged 7-8 years and above, ensuring a comfortable and long-lasting listening experience while protecting the ears. The adjustable size slider and foldable design make it space-saving and easy to carry. Durable and Tangle-free The rugged, resilient plastic shell and tangle-free 4.9 ft (1.5m) nylon woven rope ensure durability. These wired headphones are suitable for teenagers, children, and adults, designed for school, online learning, training, home, office, airport, plane, travel, and more. Wide Compatibility Our wired headphones offer universal compatibility with all 3.5mm jack devices, such as smartphones, laptops, desktops, Kindle, co