Innovative Active Noise Cancellation, 25 hours battery life and Voice Assistant. The over-ear headphones deliver the Bang & Olufsen Signature Sound with innovative Active Noise Cancellation, ANC. The acoustics are professionally tuned by our sound engineers to provide a rich and powerful listening experience. With Transparency mode, you can hear your surroundings when necessary. With a playback time of up to 25 hours, you don't have to worry and can enjoy music all day long with ANC and Voice Assistant. The over-ear headphones deliver the Bang & Olufsen Signature Sound with innovative Active Noise Cancellation, ANC. The acoustics are professionally tuned by our sound engineers to provide a rich and powerful listening experience. With Transparency mode, you can hear your surroundings when necessary. The new Beoplay H9 has been updated with many new features, including transparency mode and Voice Assistant already integrated. A new bass port provides even better bass performance. Elegant over-ear ear cushions embed your ears in soft lambskin and adaptive memory foam for a comfortable fit even after prolonged use. Polished, anodised aluminium and genuine cowhide leather round off our most luxurious design. Enjoy up to 25 hours of wireless playback with ANC and Voice Assistant. For longer journeys by car, you can connect the audio cable to resume music playback. Answer calls, dial titles, adjust volume, activate Voice Assistant, etc. all works simply by tapping and wiping. With intuitive touch gestures directly on the ear cups, you have quick access to your most frequently used functions without having to pick up your phone.