Comfortable to Wear: Nothing Ear (Open) ultra-light open earbuds feature an ergonomic open ear hook design with a 50-degree tilt, a three-point balance, and skin-friendly silicone for all-day comfort and a secure fit. Please distinguish between left and right, and adjust the position of the earbuds into the ear according to the shape of your ear after wearing to bring you a better and more comfortable listening experience. Immersive Sound Quality: These open-ear headphones serve up rich bass and crisp treble, powered by an innovative stepped driver. Its uniquely shaped diaphragm, titanium alloy coating, and ultralight components deliver clear, balanced audio—making every note stand out. Bluetooth 5.3 & Seamless Dual Connection: These open-ear wireless earbuds feature the latest Bluetooth 5.3 for stable, low-latency audio—perfect for sports, fitness, travel, and office use. With multipoint pairing, they seamlessly switch between music and calls, delivering a hassle-free open audio experience with minimal setup. Whether you’re working out, commuting, or in meetings, the smooth dual connection elevates convenience in daily life and work. Clear Calls: Open-ear earbuds deliver clear calls via dual microphones and AI noise reduction, trained on 28 million samples. A sound isolation system minimizes leakage and protects privacy. Sound custom supported(EQ, low-latency gaming) via the Nothing X app. IP54 dust and water resistance make them ideal for any outdoor activities. Ultra-long battery life: These open-ear Bluetooth headphones offer 30 hours of combined playback. The earphones provide up to 8 hours of playtime, with a stylish transparent fast charging case extending it to 22 additional hours. All-day use effortless supported.