It adopts an open design to achieve a revolutionary listening experience of "in-ear" + "true wireless", and achieves a new form of wireless and unfettered listening while having beautiful sound quality Flexible touch makes one-handed operation easier. Cut songs and make calls, all at your fingertips Customized large sound unit, combined with a non-in-ear cavity design, an open, transparent and natural listening experience, and a bright, clear and three-dimensional spatial performance, which is intoxicating The body is designed according to ergonomics to optimize the gravity distribution of the earphones, so there is no need to worry about the earphones shaking or falling off Comes with built-in battery life compartment, compact and easy to carry. Easily cope with various trainings and meet daily and long-term outdoor needs The 120° rotatable elastic ear hook creates an ergonomic curvature so that the earphones fit more closely around the human ear, improving the stability and comfort of wearing the earphones