XM4 Condition: USED ITEM ACCEPTABLE GRADE 2/3 Model: WH1000XM4/B $316 ACTIVE NOISE CANCELLATION: Premium noise canceling with Dual Noise Sensor technology LONG BATTERY LIFE: Up to 30-hour battery life with quick charging (10 min charge for 5 hours of playback)(USB Type-C Cable included) TOUCH SENSOR CONTROLS: Pause play skip tracks, control volume, activate your voice assistant, and answer phone calls. SPEAK-TO-CHAT: Automatically reduces volume during conversations SUPERIOR CALL QUALITY: Precise voice pick up combines five built-in microphones with advanced audio signal for clear calls WEARING DETECTION: Pauses playback when headphones are removed MULTIPOINT CONNECTION: Seamless multiple-device pairing ADAPTIVE SOUND CONTROL: Provides a personalized listening experience COMFORT: Updated design relieves pressure for long-lasting comfort EDGE AI: Co-developed with Sony Music Studios Tokyo, DSEE Extreme (Digital Sound Enhancement Engine) upscales compressed digital music files in real time.

USED ITEM ACCEPTABLE GRADE 2/3