Sony's intelligent noise-cancelling headphones with premium sound elevate your listening experience with the ability to personalize and control everything you hear. Get up to 30 hours of battery life with quick charging capabilities, enjoy an enhanced Smart Listening feature set, and carry conversations hands-free with speak-to-chat. See less... Active Noise Cancelation Noise-canceling with Dual Noise Sensor technology Battery Life Up to 30-hour battery life with quick charging (10-minute charge for 5 hours of playback) Premium Sound Premium sound quality by DSEE Extreme technology Touch Controls Touch sensor controls to pause, play, skip tracks, control volume, activate your voice assistant, and answer phone calls Speak-To-Chat As soon as you speak to someone, Speak-to-Chat automatically stops the music and lets in ambient sound so you can conduct a conversation. Multipoint Bluetooth connection For total convenience, the WH-1000XM4 headphones can be paired with two Bluetooth devices at the same time. Adaptive Sound Control Wearing Detection A proximity sensor in the earcups can detect whether or not you’re wearing your headphones, pausing your content when you remove your headphones from your head and resuming playback when you put them back on. What's Included Sony WH-1000XM4 Wireless Noise-Cancelling Over-the-Ear Headphones Carrying case USB-C charging cable Audio cable for wired connection In-flight adapter