Pairing: Bose Quiet Comfort Ultra Earbuds (2 GEN) User Manual

bose Quiet Comfort Ultra Earbuds (2 GEN)

Introduction 

The Bose Quiet Comfort Ultra Earbuds (2 GEN) represent the latest innovation in premium true wireless earbuds, delivering an unparalleled combination of advanced noise cancellation, superior audio clarity, and ergonomic comfort. Designed for audiophiles and everyday users alike, these earbuds excel in both casual listening and demanding environments such as commuting, working from home, or intense workouts.

Key benefits include Bose’s proprietary CustomTune sound calibration technology, which personalizes noise cancellation and audio response to the unique shape of your ears, and a sophisticated AI-driven adaptive noise cancellation system that smooths transitions between noisy environments. Enhanced call clarity is achieved with an eight-microphone array using AI-powered noise suppression for clear conversations in windy or crowded settings.

These earbuds also provide multipoint Bluetooth 5.3 connectivity, allowing seamless switching between two devices, and support high-definition codecs such as aptX Adaptive, AAC, and SBC for high-quality wireless audio. Stability and comfort remain paramount with redesigned ear tips featuring wax guards to maintain audio quality over time.

Available in Black, White Smoke, and Deep Plum colors, the Bose Quiet Comfort Ultra Earbuds (2 GEN) typically retail around $300 USD, with worldwide availability through Bose’s online store and selected electronics retailers. Their blend of cutting-edge technology and user-focused design makes them ideal for professionals, commuters, and active users seeking top-tier sound and noise control.

Technical Specifications

• Connectivity: Bluetooth 5.3 with multipoint pairing (connect two devices simultaneously)
• Audio Codecs Supported: Qualcomm aptX Adaptive, AAC, SBC
• Noise Cancellation: AI-driven adaptive Active Noise Cancelling enhanced by CustomTune technology
• Microphone System: Eight microphones with AI-powered background noise suppression for calls
• Battery Life: Up to 6 hours per charge with ANC on; approx. 24 hours total with wireless charging case
• Charging: USB-C and wireless charging compatible
• Comfort & Fit: Multiple ear tip sizes with a wax guard feature to prevent buildup
• Durability: IPX4 water resistance rating, suitable for sweat and light rain
• Additional Features: Google Fast Pair (Android), customizable EQ and noise cancellation modes, spatial audio support

Compared to their predecessor, the Gen 2 Ultra Earbuds offer smoother noise cancellation transitions, improved call quality, wireless charging support, and enhanced earbud hygiene features. While competitors like Apple AirPods Pro 2 boast slightly better call clarity, Bose excels in overall noise cancellation and personalized sound adaptation.

WHAT’S IN THE BOX

CONTENTS
Confirm that the following parts are included:

TOUCH CONTROL

TOUCH SURFACE AREA
The touch surface is located on the outer surface of both earbuds. It controls media playback, volume, phone calls, and your shortcut.

MEDIA PLAYBACK AND VOLUME

PHONE CALLS

Call notifications

• A voice prompt announces incoming callers and call status.
• To stop call notifications, disable voice prompts using the Bose app. You can access this option from the Settings menu.

MODES
For information about changing the mode, see page 34.

IMMERSIVE AUDIO SETTINGS
For information about changing the Immersive Audio setting, see page 32

DEVICE VOICE CONTROL
You can set a shortcut to access your device's voice control using the earbuds. The microphone on the earbuds acts as an extension of the microphone on your device.

NOTE: To access device voice control using the earbuds, it must be set as a shortcut .

CARE AND MAINTENANCE

STORE THE EARBUDS
When you’re not using the earbuds, store them in the charging case. Close the charging case to help preserve battery life and keep the charging case free of debris.

CLEAN THE EARBUDS AND CHARGING CASE

UPDATE THE EARBUDS
The earbuds begin updating automatically when connected to the Bose app and an update is available. Follow the app instructions.

UPDATE THE CHARGING CASE
Update the charging case using the Bose updater website. On your computer, visit: bbtu.Btu.Bose.ose.comcom and follow the on-screen instructions.

VIEW THE EARBUD DATE CODE
Remove the stability band from the earbud (see page 20).
The date code is located on the earbud in the wide area near the acoustic port.

VIEW THE CHARGING CASE SERIAL NUMBER
Remove the earbuds from the charging case.
The charging case serial number is located below the earbuds' status light inside the earbud well.

TROUBLESHOOTING

OTHER SOLUTIONS

Pros and Cons of Bose Quiet Comfort Ultra Earbuds (2 GEN)

• Pros:
  • Exceptional noise cancellation with AI-driven adaptive technology for smooth environmental transitions
  • Personalized sound profile using CustomTune calibration
  • Comfortable fit with wax guard ear tips that maintain audio quality
  • Multipoint Bluetooth 5.3 connectivity for seamless device switching
  • Wireless and USB-C charging options for convenience
• Cons:
  • Relatively bulky compared to some competitors, which may affect fit for smaller ears
  • Call quality improved, but still not industry-leading, with occasional voice dropout.s
  • Price point (~$300) may be considered high for casual users
  • Limited EQ customization (only a 3-band EQ available in the n app)

Overall, the Bose Quiet Comfort Ultra Earbuds (2 GEN) offer excellent value for audiophiles and professionals needing premium noise cancellation and sound personalization, though users prioritizing ultra-compact size or best-in-class call quality might consider alternatives.

Customer Reviews and Feedback on Bose Quiet Comfort Ultra Earbuds (2 GEN)

Users consistently praise the Bose Quiet Comfort Ultra Earbuds (2 GEN) for their impressive noise cancellation and sound clarity, awarding them an average rating of approximately 4.7 out of 5 stars across major retailers. Many highlight the ear tips’ wax guard feature as a welcome hygiene improvement, extending optimal sound quality over time.

Common compliments include comfortable fit during extended wear, seamless multipoint connection to multiple devices, and effective AI-enhanced noise suppression during calls. However, some users report occasional minor voice dropouts in very noisy environments and find the earbuds somewhat large in size.

Reviewers often recommend these earbuds for commuters, office workers, and active lifestyle users who value immersive sound and adaptive noise control. Occasional mentions of the premium price are balanced by acknowledgment of the earbuds’ premium feature set and build quality.