Unused item. I received it as a gift, but I'm selling it because I don't use it. It has been stored at home, so the original box has some sun damage and slight stains, but the contents are not affected. [Product Details] Dual Listening: Enjoy music without blocking conversations or surrounding sounds. Sony's unique sound conduit design reduces sound leakage even without blocking the ears. "Under-ear style" adopted for easy fitting regardless of ear shape. Comes with a dedicated case that can fully charge the main unit up to 3 times. Supports various voice assistants. Assistant functions can be customized with a dedicated app. Quad Beamforming Microphone improves voice recognition and call quality. The touch pad on the back of the main unit allows for operations such as play and stop. Sensors: Proximity, acceleration, gyro, compass, barometric pressure