OPEN YOUR EARS TO THE WORLD: Hear all of what’s around you while enjoying rich, private sound; the wireless earbuds' open ear design says, “I can still hear you” while OpenAudio technology provides you with high-quality, private sound BE IN THE MUSIC, ANYWHERE EVERYWHERE: With Bose Immersive Audio spatialized sound, these Bluetooth earbuds feel, look good, and bring you closer to your music, so you’re not only listening, you’re in it FEELS GOOD, STAYS PUT: The Bose Ultra Open Earbuds feature a flexible joint and a light-as-air-grip, simply hook it gently around the back of your ear and you’ll stay open to the world around you with these comfortable earbuds WATER RESISTANCE WITH IPX4: Get splashed on, dripped on, sprayed on. No worries here. The Bose Ultra Open Earbuds can handle it. Acoustic mesh keeps out moisture and debris, so you can keep on listening NEVER MISS A BEAT: With up to 7.5 hours of play time (up to 4.5 hours with Immersive Audio)*, up to 48 hours of standby***, and up to an additional 19.5 hours with the included charging case**, you’re equipped with long-lasting battery life