Enjoy wireless freedom and long-lasting comfort with these Bluetooth V4.2+EDR headphones. Designed for convenience and performance, they feature an adjustable headband that ensures a perfect fit for extended listening sessions. With a built-in rechargeable 420mAH/3.7V battery, you can enjoy up to 25 hours of music playback on a single charge. Charging takes just 2 to 3 hours, keeping you connected and entertained with minimal downtime. The hands-free functionality allows you to take calls effortlessly, making these headphones ideal for work, travel, or relaxation. Whether you're streaming music, joining virtual meetings, or catching up on podcasts, these headphones deliver reliable wireless performance and all-day comfort in a sleek, user-friendly design.