Rockford Fosgates "T1 Slim" subwoofer is designed to deliver big bass in tight spaces. Its been re-engineered with more mass to fit in smaller enclosures, offering improved responsiveness, exceptional thermal management, while delivering all the bass you demand ^^ The Slim T1S1-10P is a Power 10" 1-Ohm woofer, built for the tightest installations, yet delivers full size bass with an impressive power handling of 500 Watts RMS / 1000 Watts Max ^^ The P (ported) version is designed for ported enclosures and work best in open-air environments (convertible) with a mounting depth of just 3.01 inches ^^ The voice coil is the heart of any speaker, and our Single Voice Coil is crafted to withstand extreme heat and low thermal conditions, ensuring no-quit power and minimal distortion, while the 2-spider design handles a range of low-end notes, ensuring you never miss any bass hits in your music ^^ Famous Rockford Fosgate build quality with a full 1-year warranty See comparison chart below for alternate T1 Slim woofer options and mounting specifications