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Bose QuietComfort Ultra Wireless Earbuds
4.7(1,120)
•Editorial PickBreakthrough spatial audio with CustomTune sound calibration and world-class quiet cancellation.
$299$329Save 9%
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Bose QuietComfort Ultra Wireless Earbuds
$299
The KOSMOS Verdict
“Breakthrough spatial audio with CustomTune sound calibration and world-class quiet cancellation.”
Field-tested for tactile quality, mechanical integrity, materials, and everyday durability.
Editorial Observations
Bose QC Ultra earbuds utilize CustomTune technology that sends a chime into your ear canal to analyze its unique acoustic contour, personalizing noise cancellation and sound profile specifically for your anatomy. Spatialized Immersive Audio makes content sound as though it is playing from speakers in front of you.
Highlights & Field Notes
Key physical attributes and testing observations
- CustomTune personalized acoustic calibration
- Bose Immersive Audio spatialized acoustic staging
- Nine combinations of eartips and stability bands for perfect seal
Technical Specifications
Manufacturer metrics and catalog data
- Manufacturer
- Bose
- Amazon ASIN
- B0CCZ179YJ
- Battery Life
- 6 hours per charge (24 total with case)
- Water Resistance
- IPX4 sweat resistant
- Noise Cancelling
- Quiet, Aware, and Immersion Modes
- Bluetooth
- Bluetooth 5.3 with Snapdragon Sound
Prime FulfillmentFast, tracked door-to-door delivery
30-Day ReturnsStandard Amazon merchant window
Verified AuthenticTested for build & genuine provenance
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