Kit includes Sony WH-1000XM5 Headphones (Black), Audio Cable (3.94'), Collapsible Carrying Case, Universal Charging Cube, Universal Portable Charger, Microfiber Cleaning Cloth. Up to 30-hour battery life with quick charging (3 min charge for 3 hours of playback). Crystal clear hands-free calling. Active noise cancellation uses two processors and eight mics to filter out more sound. Simply say 'OK Google' or 'Alexa' to connect with others, get information, listen to notifications, and more through your compatible smartphone