Bose 881046-0010-cr
Bose Ultra Open Earbuds User Manual
Model: 881046-0010-cr
Introduction
Welcome to the user manual for your Bose Ultra Open Earbuds. These innovative open-ear wireless earbuds are designed to provide rich, private sound while allowing you to remain aware of your surroundings. Featuring Bose OpenAudio technology and Immersive Audio, they offer a unique listening experience for various activities.
This manual provides detailed instructions on setting up, operating, maintaining, and troubleshooting your earbuds to ensure optimal performance and longevity.

Image: A pair of Bose Ultra Open Earbuds in black, showcasing their unique open-ear design.
What's in the Box
Verify that all components are present in your package:
- 2 Bose Ultra Open Earbuds
- Charging Case
- USB-C® (A to C) cable (12")
- Safety sheet

Image: The Bose Ultra Open Earbuds resting inside their open charging case, ready for use or charging.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case. The charging case provides additional battery life for your earbuds.
- Place the earbuds into the charging case, ensuring they are properly seated. The indicator lights on the earbuds will show charging status.
- Connect the USB-C cable to the charging port on the back of the case and the other end to a USB power source (e.g., wall adapter, computer USB port).
- The charging case indicator light will illuminate to show charging status. A full charge typically takes about 1 hour for the earbuds and case.

Image: A close-up view of the underside of the Bose Ultra Open Earbuds, highlighting the metallic charging contacts.
2. Pairing with a Bluetooth Device
The Bose Ultra Open Earbuds use Bluetooth for wireless connection to your devices.
- Open the charging case. The earbuds will automatically enter pairing mode if they are not already connected to a device. The status light on the case will slowly pulse blue.
- On your device (smartphone, tablet, laptop), go to the Bluetooth settings.
- Select "Bose Ultra Open Earbuds" from the list of available devices.
- Once connected, the status light on the case will glow solid white for a few seconds, then turn off. You will hear an audible confirmation from the earbuds.
Note: For subsequent connections, the earbuds will automatically connect to the last paired device when removed from the case and within range.
Operating the Earbuds
Wearing the Earbuds
The Bose Ultra Open Earbuds feature a flexible joint and a light-as-air-grip for comfortable and secure placement.
- Gently hook the earbud around the back of your ear, ensuring the speaker portion is positioned near your ear canal without blocking it.
- Adjust the earbud for a comfortable and stable fit. The open-ear design allows you to hear your surroundings while enjoying audio.

Image: A person wearing the Bose Ultra Open Earbuds, demonstrating how they clip onto the ear while leaving the ear canal open.
Controls
The earbuds feature simple button controls for managing audio and calls.
| Action | Function |
|---|---|
| Single Press | Play/Pause audio, Answer/End call |
| Double Press | Skip forward, Decline call |
| Triple Press | Skip backward |
| Press and Hold | Activate voice assistant, Switch between stereo and immersive modes |
Immersive Audio
The Bose Ultra Open Earbuds feature Immersive Audio for a spatialized sound experience. To toggle Immersive Audio on or off, press and hold the button on either earbud. You will hear an audible prompt indicating the mode change.
Maintenance
Cleaning the Earbuds and Case
- Use a soft, dry cloth to clean the exterior surfaces of the earbuds and charging case.
- Do not use abrasive cleaners, alcohol, or chemical sprays.
- For the charging contacts, use a dry cotton swab to gently remove any debris.
Water Resistance
The Bose Ultra Open Earbuds are IPX4 water resistant, meaning they can withstand splashes of water from any direction. They are not designed to be submerged in water. If the earbuds get wet, dry them thoroughly before placing them back in the charging case.
Storage
When not in use, store the earbuds in their charging case to protect them and ensure they are charged for your next use. Store in a cool, dry place away from extreme temperatures.
Troubleshooting
If you encounter issues with your Bose Ultra Open Earbuds, try the following solutions:
| Problem | Possible Solution |
|---|---|
| Earbuds not turning on/charging | Ensure earbuds are properly seated in the charging case. Check if the charging case has power. Try a different USB-C cable and power source. Clean charging contacts. |
| No sound or poor sound quality | Ensure earbuds are connected to your device. Check device volume. Try repositioning the earbuds on your ears. Disable/enable Immersive Audio. Disconnect and re-pair the earbuds. |
| Earbuds not pairing | Ensure Bluetooth is enabled on your device. Make sure earbuds are in pairing mode (pulsing blue light on case). Forget the device in your Bluetooth settings and try pairing again. Move closer to your device. |
| Connection drops frequently | Ensure there are no obstructions between the earbuds and your device. Move away from other wireless devices that may cause interference. Update earbud firmware via the Bose Music app (if applicable). |
| Microphone issues during calls | Ensure the earbuds are properly positioned. Check microphone settings on your connected device. Clean any debris from the microphone openings. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | Bose Ultra Open Earbuds, Black |
| Model Number | 881046-0010-cr |
| Connectivity Technology | Wireless (Bluetooth) |
| Ear Placement | Open Ear |
| Water Resistance Level | IPX4 (Water Resistant) |
| Battery Life (Earbuds) | Up to 7.5 Hours (4.5 hours with Immersive Audio) |
| Total Battery Life (with Case) | Up to an additional 19.5 hours |
| Charging Time | Approx. 1 Hour |
| Frequency Range | 20 Hz to 20,000 Hz |
| Item Weight | 1.99 ounces (earbuds and case) |
| Product Dimensions | 1.04 x 2.56 x 1.65 inches |
| Material | Plastic, Thermoplastic Elastomer (TPE) |
Warranty and Support
Warranty Information
Bose products are covered by a limited warranty. For specific warranty terms and conditions applicable to your region and product, please refer to the safety sheet included in your package or visit the official Bose website.
As this product is listed as "Renewed," please also refer to the specific warranty or return policy provided by the seller or the Amazon Renewed program, which typically offers a 90-day refund or replacement policy.
Customer Support
For further assistance, technical support, or to register your product, please visit the official Bose support website or contact their customer service. You can typically find contact information on the Bose website or in the product packaging.
Bose Official Website: www.bose.com
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