Industry-leading noise canceling with Dual Noise Sensor technology.Specific uses for product : Audio.Frequency Response : 4Hz-40,000Hz..Headphone Type : Closed, dynamic. Frequency Response : 4 Hz-40,000 HzNext-level music with Edge-AI, co-developed with Sony Music Studios TokyoUp to 30-hour battery life with quick charging (10 min charge for 5 hours of playback)The WH1000XM4 Touch Sensor controls to pause play skip tracks, control volume, activate your voice assistant, and answer phone calls.Speak-to-chat technology automatically reduces volume during conversations