Bose Ultra Open Earbuds Completely Wireless Open Earbuds Spatial Audio Bluetooth Connection with Microphone Up to Hours Playtime Splashproof White

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Listen to the outside world: A listening experience that lets you enjoy rich spatial audio while staying connected to your surroundings. The open-ear design of these wireless earbuds sends the message that you value your connection to those around you, while OpenAudio technology delivers high-quality, private sound. Enjoy your music anywhere: Equipped with Bose's Immersive Audio, which delivers spatial audio with a three-dimensional effect, these Bluetooth earphones are comfortable to wear, stylishly designed, and make you feel like you're surrounded by sound. Creates a realistic listening experience. Comfortable, secure fit: The joints of Bose Ultra Open Earbuds are flexible and ultralight. Just slip these comfortable earbuds into your ears and enjoy your music while staying connected to your surroundings. Compliant with IPX4 splash-proof rating: Don't worry about some splashes, sweat, or rain. Count on Bose Ultra Open Earbuds to be splash-proof and IPX4 rated. Furthermore, the acoustic mesh shuts out moisture and dirt. Enjoy an uninterrupted, comfortable listening experience. Long Playtime: Up to 7.5 hours of continuous playback time (up to 4.5 hours with immersive audio settings on)* and up to 48 hours of standby***. Use the included charging case** for an additional 19.5 hours of playback. You can enjoy listening for a long time. Easily adjust your listening with button presses: The button presses on these earphones with built-in microphone are very simple. Switch between stereo and immersion modes, play/pause music, answer calls, and more with just the push of a button. Use with other Bose products for even more fun and convenience: Bose SimpleSync technology lets you pair your wireless earbuds with Bose smart soundbars and speakers to enjoy watching TV at the volume you want. . Hands-free and hassle-free switching: Bluetooth multipoint provides seamless, uninterrupted listening. Easily switch between your phone, laptop, and other devices so you never miss a moment.