Experience unparalleled serenity and audio precision with the Ultraz Headphones. These Active Noise Canceling (ANC) headphones are powered by a robust 300 mAh battery, offering over 40 hours of uninterrupted playtime. Crafted with premium 40mm drivers and four AI-powered microphones, they deliver crystal-clear sound and immersive noise cancellation. The headphones are designed for ultimate convenience, charging fully in just 2.5 hours via a USB-C connection. With a broad frequency response of 100-15kHz and wireless connectivity that extends up to 10 meters, your music and calls will always be seamless. Environmentally conscious consumers will appreciate that these headphones are made from recycled ABS plastic, combining sustainability with top-tier technology. A stylish and protective travel case is included for ease of transport. Personalize your Ultraz Headphones to make them uniquely yours.