Exceptional clarity and big bass makes MSeries subwoofers a fan favorite. M7 is focused on exceptional clarity and power handling designed for accurate and high quality sound production. These subwoofers are packed with state-of-the-art technology and build quality to deliver unmatched performance and versatility. One look at the beefed up cast basket and it is evident the M7 means business. The addition of the patented Selectable Impedance Technology, DVVC cooling, and a folded V-groove max-excursion surround make this the most technologically advanced MSeries subwoofer to date. With a power handling of 750watts RMS, the M7 15″ subwoofer will give you a true concert experience in your vehicle.