🎶 Elevate Your Audio Game - Don't Miss Out! Rock out for over 11 hours of music or 14 hours of talk time on a single charge. Enjoy a seamless Bluetooth 5.0 connection with a range of 33ft for ultimate freedom. Ultra-lightweight at just 37 grams, these headphones are perfect for any workout. Experience crystal-clear audio with super bass, even in noisy environments. Easily manage calls and music with intuitive touch controls and TF card support. HiFi Stereo Sound Bluetooth 5.0 Lightweight & Sweatproof The Behind The Head Headphones by itayak feature advanced Bluetooth 5.0 technology for stable connections, delivering high-fidelity sound in a lightweight, sweatproof design. With a long-lasting battery life of over 11 hours, these foldable headphones are perfect for sports and everyday use, complete with a microphone and TF card slot for versatile listening options.