It was designed to be able to present high-quality sound for small spaces. The speaker system functions as an impartial two-way speaker which connects specifically with other devices working with Bluetooth 4.0 technology. That stated, be careful when looking at battery specs, as they frequently list a maximum runtime https://www.bluetoothspeaker.top/bluetooth-music-stereo-subwoofer-soundbar-loudspeaker-wireless-speakers/