• In-ear buds feature soft, umbrella-shaped tips and stability bands to ensure a snug yet comfortable fit—includes three sets of ear tips and three pairs of stability bands for nine possible combinations
• Bluetooth 5.3 connectivity allows for wireless connection to Bluetooth-enabled devices within a 30-foot range, with single- or multi-point connections available
• Breakthrough spatial audio technology ensures more natural, immersive listening experiences
• CustomTune technology analyzes your ears to adapt to their unique shape, delivering custom-tailored sound and world-class noise cancelling power
• Quiet Mode lets you tune out distractions and focus on your music, while Aware Mode allows background noise to filter in
• Earbuds offer simple built-in controls, allowing you to play or pause music, adjust the volume, answer calls, and more without touching your phone
• Bose Music app lets you personalize your listening experience with Adjustable EQ settings
• Noise-rejecting microphones pick up your voice clearly and effectively filter out background noise, with sound delivery available through one or both earbuds
• QC Ultra earbuds offer up to six hours of listening time on one charge, or four hours with Immersive Audio on
• Included case holds up to three additional full charges and delivers an extra two hours of music to the earbuds after just 20 minutes in the case

Disclaimers

• Battery testing conducted by Bose by inserting earbuds with battery depleted into a fully charged case and charging earbuds for 20 minutes, then resuming audio playback at a loudness of 75dBSPL with active noise cancelling on and Immersive Audio off. Battery life varies based on settings and usage