Overview
Replacement or additional case for your Bose Ultra Open Earbuds. The case holds up to 19.5 hours of battery life, bringing the earbuds and case together to up to 27 total hours of listening time (up to 16.5 hours with Immersive Audio activated). The case charges via USB-C and is a necessary companion to your earbuds. Use it to store and carry your earbuds and keep them charged, and to pair them with new devices.