Auvio Bluetooth Headphones Bluetooth wireless headphones allow you to listen within an approx. 30-ft. range with no cords Compatible with any Bluetooth device, including iOS and Android smartphones, tablets and laptops Long operation time, short charging time, folds flat with carry case Operation time: up to 10 hours, talk time and music play time: up to 7.5 hours Standby time: up to 90 hours, charging time: within one hour