Where innovation meets comfort, the Bose Quiet Comfort Ultra Open Earbuds in Moonstone Blue redefine your audio experience. These earbuds feature an open-ear design that allows you to stay aware of your surroundings while enjoying rich, private sound, thanks to Bose's cutting-edge OpenAudio technology. Whether you're on a run, engaging in conversation, or simply enjoying your day, these earbuds ensure you never miss a moment.Experience music like never before with Bose Immersive Audio, which spatializes sound to make you feel as if you're inside the music. The earbuds are designed for all-day comfort with a flexible joint and a light-as-air grip that gently hooks around the back of your ear, ensuring a secure fit that you'll barely notice.Stay powered throughout your day with up to 7.5 hours of playtime, or 4.5 hours with Immersive Audio enabled. The included charging case extends your listening time with an additional 19.5 hours of power, perfect for those on-the-go moments. Effortlessly manage your listening experience with simple button controls that allow you to switch between stereo and immersive modes, control your music, and answer calls with ease. The Auto Volume feature, accessible via the Bose app, automatically adjusts your music volume based on your surroundings, providing a seamless listening experience.Built to withstand the elements, the Bose Ultra Open Earbuds boast an IPX4 water resistance rating, protecting them from splashes, drips, and sprays. The acoustic mesh design further safeguards against moisture and debris, ensuring uninterrupted listening.Enhance your audio setup with Bose SimpleSync technology, which allows you to pair your earbuds with Bose smart soundbars and speakers for a personalized Tv listening experience with independent volume control. Enjoy a seamless connection with advanced Bluetooth 5.3, offering a strong and continuous link within 30 feet of your device.Take control of your audio preferences with the Bose Music app, featuring Adjustable Eq settings that let you customize bass, mid-range, and treble levels. The app also allows you to check battery life, set shortcuts, and manage connected devices, ensuring a personalized and intuitive user experience.Accompanied by the Green Extreme Portable Charger, this bundle ensures you stay charged and connected wherever life takes you. Elevate your audio experience with the Bose Quiet Comfort Ultra Open Earbuds and enjoy the perfect blend of innovation, comfort, and performance..