• Designed to be lightweight and comfortable for all-day use. • Wireless Bluetooth 5.3 easily control your sound and manage your calls from your headphones with the convenient buttons on the ear-cup • With up to 40-hour battery life and quick charging, you'll have enough power for multi-day road trips and long festival weekends • Wireless headsets are compatible with all devices that support Bluetooth or 3.5 mm plug cables. With the built-in microphone, you can easily make hands-free calls or facetime meetings while working at home • Adjustable headband and flexible earmuffs can easily fit any head shape without putting pressure on the ear