Sony’s latest XS-L120P5A is a 12-inch Subwoofer built in classic pentagonal shaped polypropylene (P5) cone design. The subwoofer delivers sturdy sound quality. The flagship model XS-L120P5A has a 4ohm single voice coil at 1,000 watts peak power (300 watts RMS) for deep bass. The company announced at the Specialty Equipment Market Association’s (SEMA) annual trade show that the subwoofer will be available in January for about $80.