Introduction
Welcome to the Bose QuietComfort Ultra Earbuds (2nd Gen) instruction manual. These earbuds are designed to provide a personalized premium audio experience with world-class noise cancellation and immersive sound. This guide will help you set up, operate, and maintain your earbuds to ensure optimal performance.
What's Included
Your Bose QuietComfort Ultra Earbuds package includes the following items:
- Bose QuietComfort Ultra Earbuds (2nd Gen) (main unit)
- 3 pairs of ear tips (sizes S, M, L)
- Cable
- 3 pairs of stability bands
- Safety sheet
- Wireless charging case

Image: The Bose QuietComfort Ultra Earbuds and their charging case being held, illustrating the compact design and included components.
Setup
1. Choosing the Right Fit
For optimal sound quality and noise cancellation, it is crucial to select the correct ear tips and stability bands. Experiment with the different sizes (S, M, L) to find the combination that provides a secure and comfortable seal in your ear canal.
- Gently insert the earbud into your ear.
- Twist it slightly forward until the stability band tucks under your ear ridge.
- The fit should feel snug and comfortable, creating a good seal.
2. Initial Pairing
To connect your earbuds to a device for the first time:
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), go to the Bluetooth settings.
- Select "Bose QC Ultra Earbuds" from the list of available devices.
- Once connected, you will hear an audio prompt confirming the connection.

Image: A woman wearing the Bose QuietComfort Ultra Earbuds, demonstrating a comfortable and secure fit for personalized sound.
3. Bose App Download
Download the Bose Music app for full control over your earbuds' features, including CustomTune technology, noise cancellation levels, and software updates. The app is available on both iOS and Android devices.
- Search for "Bose Music" in your device's app store.
- Install the app and follow the on-screen instructions to connect your earbuds.
Operating Instructions
Power On/Off
The earbuds automatically power on when removed from the charging case and power off when placed back into the case and the lid is closed.
Touch Controls
The earbuds feature intuitive touch controls for managing playback, calls, and noise cancellation modes. Specific gestures can be customized via the Bose Music app.
- Tap: Play/Pause, Answer/End Call
- Double Tap: Skip Forward, Decline Call
- Triple Tap: Skip Backward
- Press and Hold: Cycle through Noise Cancellation modes (Quiet, Aware, Immersive) or access voice assistant (customizable).
Noise Cancellation and Aware Mode
The QuietComfort Ultra Earbuds feature world-class noise cancellation, enhanced by ActiveSense technology, which automatically adjusts to your environment. You can switch between different listening modes:
- Quiet Mode: Provides maximum noise cancellation, ideal for focusing on your audio in noisy environments.
- Aware Mode: Allows you to hear your surroundings while still enjoying your audio. ActiveSense technology ensures ambient sounds are balanced and natural.
- Immersive Audio Mode: Combines noise cancellation with spatial audio for a more engaging listening experience.
You can quickly adjust noise cancellation levels without changing modes via the touch controls or the Bose Music app.

Image: A man wearing the Bose QuietComfort Ultra Earbuds, illustrating the advanced noise cancellation feature that allows for an undisturbed audio experience.
Immersive Audio
Bose Immersive Audio creates a spatial sound experience, making it feel as if the sound is coming from outside the earbuds and expanding into the space around you. This feature enhances your audio content, providing a more lifelike and engaging listening experience, similar to being in a movie theater or live venue.
- Activate Immersive Audio via the Bose Music app or through the customizable touch controls.
- This mode is particularly effective for movies, games, and music where a wider soundstage is desired.

Image: A woman with her eyes closed, deeply engrossed in music while wearing the Bose QuietComfort Ultra Earbuds, symbolizing the immersive audio experience.
Call Features
The earbuds are equipped with SpeechClarity technology, utilizing noise-cancelling microphones to filter out external noise and wind, ensuring your voice is transmitted clearly during calls. You can use both earbuds or a single earbud for calls, depending on your preference and situation.
- Answering Calls: Tap either earbud once.
- Ending Calls: Tap either earbud once.
- Declining Calls: Double-tap either earbud.

Image: A man using the Bose QuietComfort Ultra Earbuds for a phone call, highlighting the clear voice transmission feature.
Battery and Charging
The QuietComfort Ultra Earbuds provide extended listening time and convenient charging options.
- Earbud Playtime: Up to 6 hours of continuous playback with Quiet or Aware mode (up to 4 hours with Immersive Audio).
- Charging Case: The wireless charging case provides up to 3 additional full charges for your earbuds.
- Charging Time: Approximately 2 hours for a full charge of the earbuds.
- Quick Charge: A 20-minute charge provides up to 2 hours of listening time.
- Wireless Charging: The case supports wireless charging for added convenience.
To check the battery level, open the case or use the Bose Music app.
Bluetooth Connectivity
The earbuds feature Bluetooth multipoint technology, allowing seamless switching between multiple connected devices. This means you can be connected to your smartphone and laptop simultaneously, easily transitioning between listening to music on one and taking a call on the other.
- Range: The Bluetooth range is approximately 9 meters (30 feet).
- Connecting to a New Device: Follow the initial pairing steps.
- Switching Devices: The earbuds will automatically switch to the active audio source. You can also manually switch via the Bose Music app.
Bose Music App
The Bose Music app is essential for unlocking the full potential of your QuietComfort Ultra Earbuds. It allows you to:
- Customize noise cancellation levels.
- Adjust audio settings and equalizer.
- Manage Bluetooth connections and switch between devices.
- Access software updates for new features and performance improvements.
- Personalize touch controls.
Regularly check the app for updates to ensure your earbuds have the latest features and optimal performance.
Maintenance
Proper care will extend the life and performance of your earbuds.
- Cleaning Earbuds: Use a soft, dry cloth to wipe the earbuds. Do not use harsh chemicals or abrasive materials.
- Cleaning Ear Tips and Stability Bands: Remove them from the earbuds and wash with mild soap and water. Rinse thoroughly and allow them to dry completely before reattaching.
- Cleaning Charging Case: Use a soft, dry cloth. Keep the charging contacts clean and free of debris.
- Storage: Always store the earbuds in their charging case when not in use to protect them and keep them charged.
- Water Resistance: The earbuds are IPX4 rated, meaning they are resistant to splashing water from any direction. They are not waterproof and should not be submerged in water.
Troubleshooting
If you encounter issues with your earbuds, try the following solutions:
No Sound or Intermittent Audio
- Ensure the earbuds are properly seated in your ears and connected to your device.
- Check the volume level on both your device and the earbuds.
- Verify that the correct audio output is selected on your device.
- Move closer to your device to ensure you are within Bluetooth range.
- Try disconnecting and reconnecting the Bluetooth connection.
Pairing Issues
- Ensure the earbuds are in pairing mode (open case, status light blinking).
- Turn off Bluetooth on other nearby devices that may be trying to connect.
- Remove "Bose QC Ultra Earbuds" from your device's Bluetooth list and try pairing again.
- Restart your device.
Noise Cancellation Not Working Effectively
- Ensure you have the correct ear tip and stability band size for a proper seal.
- Check the noise cancellation mode in the Bose Music app.
- Clean any debris from the ear tips and earbud nozzles.
Battery Not Charging Fully
- Ensure the earbuds are correctly placed in the charging case.
- Verify the charging cable is securely connected to the case and a power source.
- Clean the charging contacts on both the earbuds and the case.
- If using wireless charging, ensure the case is properly aligned on the charging pad.
Resetting the Earbuds
If issues persist, a factory reset may resolve them. Refer to the Bose Music app or the official Bose support website for specific reset instructions for your model.
Specifications
| Feature | Specification |
|---|---|
| Brand | Bose |
| Model Name | QC Ultra Earbuds 2nd Gen |
| Model Number | 896637-0010 |
| Color | Black |
| Headphone Type | In-Ear |
| Connectivity | Wireless (Bluetooth) |
| Bluetooth Range | Up to 9 meters (30 feet) |
| Battery Life (Earbuds) | Up to 6 hours (Quiet/Aware Mode), Up to 4 hours (Immersive Audio) |
| Charging Time (Earbuds) | Approx. 2 hours |
| Charging Case Charges | Up to 3 additional full charges |
| Water Resistance | IPX4 (Splash resistant) |
| Product Weight | 80 grams |
| Exterior Material (Earbuds) | Plastic (PC-ABS), Silicone, Metal |
| Exterior Material (Case) | Hard Plastic |
| Country of Origin | China |
Warranty and Support
Your Bose QuietComfort Ultra Earbuds (2nd Gen) come with a 1-year manufacturer's warranty. For warranty claims, technical support, or additional product information, please refer to the official Bose support channels:
- Bose Official Website: www.bose.com/support
- Bose Music App: Access support resources directly through the app.
- Customer Service: Contact information for your region can be found on the Bose website.
Please retain your proof of purchase for warranty purposes.





