PRINCE passive labyrinth subwoofer is compact . The box is designed by labyrinth. It is dynamic and has excellent damping control ability. It can effectively control the distortion under high power. Both sides of the box are designed with manual mechanical handles, so it is more convenient to carry. Not only has the extremely high efficiency and the thick and solid ultra-low frequency output, but also takes into account the incomparably fast instantaneous response! Whether for small live performances or entertainment venues, they have extraordinary performance and playback capabilities.