[Product Description]
Experience all your music with premium sound quality. The Bose QuietComfort Ultra Earbuds (2nd Generation) deliver personalized, high-quality audio, world-class noise cancellation, and seamless listening, allowing you to truly appreciate their value every time you listen. CustomTune technology analyzes your ears and optimizes noise cancellation and audio performance to fit your ear shape, delivering immersive sound. These wireless earbuds feature Bose's top-tier noise cancelling capabilities and are the perfect partner for immersing yourself in music.
* Tested by Bose. When active noise cancelling is on and audio is played at 75 dBSPL. Battery life varies depending on settings and usage.
** Tested by Bose. When fully charging a dead battery earbud in the charging case until 100%, then playing audio at 75 dBSPL until the battery is depleted.
*** Tested by Bose. When charging a dead battery earbud in the charging case for 20 minutes, then playing audio at 75 dBSPL with active noise cancelling on and immersive audio off. Battery life varies depending on settings and usage.
- World-class Noise Cancellation: Bose's highest level of noise cancellation has been further upgraded. ActiveSense technology adjusts noise cancellation to optimal levels based on environmental sounds, allowing you to enjoy music without disturbance even in awareness mode.
- CustomTune Technology: CustomTune analyzes your ears and adjusts the in-ear earphones to fit your ear shape. Bose's signature world-class noise cancellation and personalized audio deliver breathtaking, premium sound.
- In-Ear Cinema Sound: Cinema mode breathes new life into your favorite video content. This feature reproduces sound in three dimensions by balancing background noise and sound effects, providing an immersive experience as if you were in a movie theater.
- Quiet / Awareness Mode: For complete immersion in sound, use full noise cancelling in Quiet Mode. When you want to be aware of your surroundings, Ambient Mode naturally lets in external sounds. The Immersion Mode, combining noise cancelling and Bose immersive audio, offers an exhilarating listening experience.
- Immersive Audio: Bose immersive audio creates a spacious sound that feels like listening from a sweet spot in the acoustics. Experience natural, unprecedented listening.
- Stable Fit: Adjustable with nine different ear tip and stability band combinations for comfortable wear. Soft, umbrella-shaped tips seal the ears to reduce external noise, while the stability band ensures a secure fit.
- Noise Blocking: Bose's highest call quality to date delivers clearer voice transmission. SpeechClarity technology with noise cancelling microphones blocks out external noise and wind, making your voice clearer. You can use either both ears or just one ear for calls, depending on the situation.
- Wireless Charging Case: When in Quiet or Awareness Mode, enjoy up to 6 hours of continuous playback (up to 4 hours with immersive audio)* thanks to a long-lasting battery that supports extended listening. When battery is low, the case can fully recharge the earbuds up to three times**. The new wireless charging feature makes recharging easier than ever.
- Bluetooth Multi-Point Connection: Bluetooth Multi-Point technology allows seamless switching between devices. You can stay connected to your smartphone and laptop simultaneously and easily switch between them.
- Bose App: Download the Bose app to update software, ensure optimal functionality, and access the latest features and cutting-edge technology.
[Important Notice - For Overseas Customers]
Thank you for purchasing this product. Before using it overseas, please carefully read the following important notices.
1. Laws, Regulations, and Safety Standards
This product complies with Japanese safety standards. Before use in your country, please check its compliance with local laws, regulations, and safety standards.
Certain product categories (electronics, cosmetics, food, etc.) may require certification in the importing country.
2. Regarding Electrical Products
【Voltage Compatibility】
When using electrical products, please note that they are designed to match Japanese voltage specifications (90-110V). Using them with a different voltage may cause malfunction.
【Plug Type】
Our products use Japanese plug types (Type A or Type B).
Please use a conversion adapter as needed.
【Important Notes Regarding Transformers and Adapters】
Transformers adjust the voltage to match the requirements of the equipment.
Conversion adapters only change the plug shape and do not adjust the voltage.
Using only a conversion adapter without a transformer may damage the product.
[Regarding Liability]
We are not responsible for any malfunctions or damage caused by improper use, such as operating the product without a transformer.
3. Language and Manual
Product instructions and displays may be in Japanese only.
An English version of the manual can be downloaded from our website.
4. Regarding Product Returns and Exchanges
Please note that if you wish to return or exchange a product, you will be required to submit a video of the unpacking process.