Make the most of your space with the XS-XB130 3-way high-power coaxial speakers. Feel precise, warm bass with the multi-layered MRC cone woofer and clear, dynamic sound at loud volumes with High Power Handling. The space-saving design and minimal size simplifies installation. Connect directly to Sony's perfect matching high-power head unit with built-in 4x100W amplifier and Mega Bass circuitry. Your system will roar like thunder as if there were standalone subwoofer and amplifiers!