Headphones compatible with Bluetooth 5.0 technology, with a minimalist and ergonomic design, making it easy for you enjoy your favourite music for hours.They have a 300mAh/3.7V lithium battery that has over 25 hours of uninterrupted life.Includes a hand-free function so that you can answer phone calls without taking the terminal out of your pocket.The audio input (3.5 mm jack) can be used even when the battery is dead.The control buttons on the actual headphones will make it easy to use any player (Play/Pause, Vol+/-, >>/<<).It has a micro-USB charger connection and includes a USB charging cable and a 3.5 mm audio jack.Foldable design.