Bluetooth 5.0 protocol connection with long distance and low-power consumption, more stable and quick connection. Low-loss high quality stereo sound, noise isolation and not disturb others around you. With 3 buttons , doable to control all modes and easy to shift among them. With 2 hours of charging fully, the Headband can be used continuously 8-10 hours under Bluetooth. Bluetooth 5.0 protocol connection with long distance and low-power consumption, more stable and quick connection. Low-loss high quality stereo sound, noise isolation and not disturb others around you. With 3 buttons , doable to control all modes and easy to shift among them. With 2 hours of charging fully, the Headband can be used continuously 8-10 hours under Bluetooth.