Wireless Subwoofer 200W Power Omnidirectional Block Design Sigma Magnetic Circuit Separated Notch Edge Wireless Connectivity Premium Design Black Finish Sony SA-SW3 200W Additional Wireless Subwoofer with Omnidirectional Block Design - Black Add richer audio to your room with your new Sony SA-SW3 Wireless Subwoofer and enjoy 200W of powerful bass thank to the punchy 160mm driver. Designed to enhance your audio experience bass with impressive low frequency sound your new Sony SA-SW3 wireless subwoofer uses integrated Sigma Magnetic Circuit and Separated Notch Edge with the 160mm driver and passive radiator to emit 200W rich sound power that not only elevates the impact of action scenes but retains clearest voices with extra fidelity so you can easily hear every line of dialogue. Finished in the stylish Omnidirectional Block Design with sophisticated rounded edges that helps to spread sound throughout your living space.