With crystal highs, crisp mids and rich bass, S2 creates an immersive listening experience unlike any other. State of the art bass radiators and dynamic driver delivers high quality sound without distortion even at maximum volume. Play up to 2 speakers together. Our advanced internal antenna design with Bluetooth 5.3 provides fast connection and incredible wireless Bluetooth range of up to over 30 unobstructed feet (10 meters) from your device. The powerful battery guarantees up to 30 hours of continuous use.