About this item Industry-leading noise canceling with Dual Noise Sensor technology Next-level music with Edge-AI, co-developed with Sony Music Studios Tokyo Up to 30-hour battery life with quick charging (10 min charge for 5 hours of playback) 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 Superior call quality with precise voice pickup. Frequency Response (Active Operation)-4Hz-40,000Hz. Frequency Response(Bluetooth Communication)- 20Hz - 20,000Hz (44.1kHz Sampling) / 20Hz - 40,000Hz (LDAC 96kHz Sampling, 990kbps) Wearing detection pauses playback when headphones are removed Seamless multiple-device pairing Adaptive Sound Control provides a personalized listening experience Updated design relieves pressure for long-lasting comfort