To the music lovers with a playlist for every mood and moment, meet your new obsession. Bose reinvented earbuds with OpenAudio technology that combines complete openness to your surroundings with rich, private sound only you can hear. Get your run on, flirt with a stranger, go all day and pause for nothing. Compromise? A word you don’t believe in. And with Bose Immersive Audio, the earbuds don't just feel good and look good, they bring you closer to your music. Bose Immersive Audio spatializes music so you're not only listening to the music. You're in it. Are you ready to change the way you listen? Designed for all-day wear you'll put these earbuds on and never want to take them off. The Bose Ultra Open Earbuds feature a flexible joint and a light-as-air-grip--you’ll forget you're even wearing them. With up to 7.5hours of play time (up to 4.5 hours with Immersive Audio)* or up to 48 hours of standby,*** you're equipped with the power of long-lasting battery life. Plus, the included charging case provides up to an extra 19.5 hours of play time, making it perfect for on-the-go charging.** Simple, satisfying button controls make it super easy to manage your music and switch between stereo and immersive modes. Plus, Auto Volume works like magic to keep your music audible even as the volume of your surroundings change. Just turn it on in the Bose app and move from place to place without needing to adjust a thing. And with an IPX4 environmental rating for water resistance, the Bose Ultra Open Earbuds can handle getting splashed on, dripped on, and sprayed on. Acoustic mesh keeps out moisture and debris, so you can keep on listening.