Pwe-M770 7. x 7" Powered Subwoofer Box Introducing the sleek and powerful PWE-M770, an extraordinary addition to your car audio setup. This compact marvel allows you to enhance your system with great sounding bass, without compromising your car’s precious space. Measuring at just 255mm wide, 190mm tall, and a mere 74mm deep, the PWE-M770 provides an impressive 150W RMS of bass output through its high-excursion 7×7″ square subwoofer. Specification: Frequency response: 10 Hz - 150 Hz Power handling: 300 Watts peak power 150 Watts RMS power Sensitivity: 92 dB Design: Durable Cast Metal Construction Dimension: 255mm W x 190mm H x 74mm D *By request/order.