Bose 888507-0300
Bose QuietComfort Bluetooth Earbuds User Manual
Model: 888507-0300
1. Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Bose QuietComfort Bluetooth Earbuds. Please read this manual thoroughly before using your earbuds to ensure optimal performance and longevity.
The Bose QuietComfort Earbuds offer world-renowned noise cancellation, powerful audio, and a comfortable, secure fit, designed to enhance your listening experience in various environments.
2. What's in the Box
- Two Bose QuietComfort Earbuds
- Charging Case
- Bose Fit Kit: 3 pairs of ear tips (small, medium, large)
- Bose Fit Kit: 3 pairs of stability bands (1, 2, 3)
- USB-C (A to C) cable (12 inches)
- Safety sheet

Image: Contents of the Bose QuietComfort Earbuds package, including the earbuds, charging case, and various sizes of ear tips and stability bands.
3. Setup
3.1. Charging the Earbuds and Case
Before first use, fully charge your Bose QuietComfort Earbuds and the charging case. Place the earbuds into the charging case. Connect the USB-C cable to the charging case and plug the other end into a USB power source.
- The charging case provides up to 2.5 additional charges for the earbuds.
- A quick 20-minute charge of the earbuds can provide up to 2 hours of additional playtime.
- Full charge time for earbuds: Approximately 1.5 hours.

Image: The open charging case with the Bose QuietComfort Earbuds securely placed inside, ready for charging.
3.2. Finding Your Best Fit
The Bose QuietComfort Earbuds come with a Bose Fit Kit, including three sizes of ear tips and three sizes of stability bands. Achieving the correct fit is crucial for optimal sound quality and noise cancellation.
- Experiment with different ear tip and stability band sizes to find the combination that feels most comfortable and secure in your ears.
- The earbud should feel snug, creating a gentle seal in your ear canal.
- The stability band should rest comfortably against the ridge of your ear, providing support without pressure.

Image: A detailed view of the inner part of the Bose QuietComfort Earbuds, highlighting the ear tip and stability band design for a secure fit.
3.3. Pairing with Your Device
The earbuds use Bluetooth 5.3 technology for seamless connection up to 30 feet away.
- Open the charging case with the earbuds inside.
- On your device (smartphone, tablet, laptop), go to the Bluetooth settings.
- Select "Bose QuietComfort Earbuds" from the list of available devices.
- Once connected, a voice prompt will confirm the pairing.
For a visual guide on the product, please watch the official video below:
Video: An official overview of the Bose QuietComfort Earbuds, demonstrating key features and design elements.
4. Operating Your Earbuds
4.1. Touch Controls
The earbuds feature customizable tap controls for easy management of audio and calls:
- Play/Pause: Single tap on either earbud.
- Skip Track: Double tap on the right earbud.
- Previous Track: Triple tap on the right earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Double tap on either earbud.
- Noise Control: Tap and hold on the left earbud to cycle through noise cancellation modes.

Image: The Bose QuietComfort Earbuds, showcasing their design and touch-sensitive surface.
4.2. Noise Cancellation Modes
Your QuietComfort Earbuds offer legendary noise cancellation with multiple modes:
- Quiet Mode: Provides maximum noise cancellation, ideal for focusing or relaxing in noisy environments.
- Aware Mode: Allows you to hear your surroundings while still enjoying your audio, perfect for awareness in urban settings or conversations.
- Off: Disables noise cancellation.
Cycle through these modes using the customizable tap control on the left earbud or via the Bose Music app.
4.3. Bose Music App
Download the Bose Music app for full control and customization of your earbuds. The app allows you to:
- Customize EQ settings (bass, mid-range, treble).
- Switch between noise cancellation settings.
- Customize tap shortcuts.
- Check battery levels.
- Manage connected devices (Bluetooth multipoint).
5. Maintenance
5.1. Cleaning Your Earbuds and Case
Regular cleaning helps maintain performance and hygiene:
- Use a soft, dry cloth to wipe the exterior surfaces of the earbuds and charging case.
- For ear tips and stability bands, remove them from the earbuds and clean with a mild soap solution and water. Rinse thoroughly and allow to air dry completely before reattaching.
- Do not use abrasive cleaners or solvents.
- Ensure charging contacts on both earbuds and case are clean and dry.
5.2. Storage
When not in use, store your earbuds in the charging case to protect them and keep them charged. Store the case in a cool, dry place away from extreme temperatures.
6. Troubleshooting
6.1. Connection Issues
- Earbuds not connecting: Ensure Bluetooth is enabled on your device and the earbuds are charged. Place earbuds back in the case, close it, wait a few seconds, then open it again to reset the connection.
- Intermittent connection: Move closer to your device. Avoid physical obstructions between the earbuds and your device. Ensure no other strong wireless signals are interfering.
- Multipoint connection issues: If experiencing instability when connected to two devices simultaneously, try disconnecting from one device via its Bluetooth settings before connecting to the other.
6.2. Sound Quality Issues
- Low volume or poor bass: Check your earbud fit. A proper seal is essential for optimal sound. Adjust ear tips and stability bands as needed.
- Distorted audio: Ensure your audio source is not set to excessively high volume. Try cleaning the earbud nozzles.
6.3. Noise Cancellation Performance
- Noise cancellation not effective: Verify that Quiet Mode is active. Ensure a proper seal in your ear canal.
- Wind noise: While the earbuds are designed to minimize wind noise, strong gusts can still affect performance. Try adjusting your position or using a different noise control mode.
6.4. Battery Life
- Shorter than expected battery life: Battery life can vary based on settings and usage, including volume levels and continuous noise cancellation. Ensure earbuds and case are fully charged.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | Bose QuietComfort Earbuds, Chilled Lilac |
| Model Number | 888507-0300 |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Noise Control | Active Noise Cancellation |
| Battery Life | Up to 8.5 Hours |
| Charging Time | 1.5 Hours (earbuds) |
| Water Resistance Level | IPX4 (Water Resistant) |
| Item Weight | 2.47 ounces (70 Grams) |
| Product Dimensions | 1.9 x 2.76 x 1.38 inches |
| Compatible Devices | Cellphones, Tablets, Laptops, Desktops, Smart Watch |
8. Warranty and Support
For warranty information and further support, please refer to the official Bose website or the full user manual PDF.
- Official User Manual (PDF): Download PDF
- Bose Official Store: Visit Store
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