Bose QuietComfort Ultra Earbuds - Moonstone Blue

Feature / Component Specification Details Ergonomics & Comfort Ultra-comfortable and secure fit • Soft umbrella-shaped eartips with 9 fit combinations Spatial Audio Experience Immersive 3D Spatial Audio • Natural soundstage positioned directly in front of you Tailored Sound Profile Intelligent Auto-Calibration • Analyzes your ear shape to optimize audio quality Noise Cancellation (ANC) World-class Active Noise Cancellation • Adjustable blend between full silence and awareness