Bose QuietComfort Ultra Headphones 2nd Gen Black (890101-0100) is a premium over-ear wireless headphone designed for everyday use and travel. It features multiple listening modes including Bose Immersive Audio and Cinema for a deeper and more realistic sound experience. Active Noise Cancellation (ANC), ActiveSense, and CustomTune technologies intelligently adapt to surrounding noise. Its premium build materials, plush ear cushions, and stable fit ensure long-lasting comfort. Quick charging provides up to 3 hours of playback from a 15-minute charge, with total battery life reaching up to 30 hours.