Industry Leading noise cancellation-two processors control 8 microphones for unprecedented noise cancellation. With Auto NC Optimizer, noise cancelling is automatically optimized based on your wearing conditions and environment. Industry-leading call quality with our Precise Voice Pickup Technology uses four beamforming microphones and an AI-based noise reduction algorithm Magnificent Sound, engineered to perfection with the new Integrated Processor V1 Crystal clear hands-free calling with 4 beamforming microphones, precise voice pickup, and advanced audio signal processing. Up to 40-hour battery life for continuous music playtime (With Noise Cancellation ON, get up to 30 Hours of playtime, and With Noise Cancellation off get up to 40 Hours.) All-day power and quick charging (3 min charge for 3 hours of playback). Ultra-comfortable, lightweight design with soft fit leather Multipoint connection allows you to quickly switch between devices