Bose Ultra Open Earbuds Diamond 60th Edition (881046-0040) are open-ear True Wireless earbuds designed for everyday use. OpenAudio technology allows you to hear your surroundings while enjoying rich, private audio. Bose Immersive Audio delivers a deeply spatial listening experience, making music feel more real and engaging. The lightweight, flexible hook design ensures a secure and comfortable fit even during movement. With IPX4 water resistance, they are protected against sweat and splashes. Battery life offers up to 7 hours (up to 4 hours with Immersive Audio), plus additional charges from the case. Multipoint Bluetooth enables seamless switching between devices, while simple button controls make music and calls easy to manage.