Soft and ergonomic shape for all-day comfort. High-quality audio with an 11mm ring-shaped driver unit. Unique open ring design keeps you connected to your surroundings. Smart features to seamlessly access your entertainment. Balanced high-quality sound with integrated Processor V2. Adaptive Volume Control automatically optimizes based on where you are. Advanced audio signal processing for ultra-clear noise-free calls. Up to 22-hour battery life. Includes: Charging case. USB cable. Air fitting supporters.