Bose Quietcomfort Ultra Earbuds (2nd Gen)

Adaptive Active Noise Cancellation (ANC) – intelligently blocks outside noise. Bose Immersive Audio (Spatial sound) for a 3D listening experience. CustomTune technology adjusts sound to your ear shape Battery: ~6 hours per charge, up to 24 hours with the case. Wireless charging case + USB-C charging. Bluetooth 5.3 with multipoint connection. IPX4 water & sweat resistance (good for gym/workouts). Touch controls + Bose Music App for EQ and ANC customization