? Premium 15? 700W (RMS) mid-bass transducer with excellent sensitivity and excursion capabilities. ? Assembled using top-of-the-line Ferrite magnets, tightly-wound 4? inside/outside CCAW voice coil, and responsive paper cone. ? Ventilated voice coil gap to reduce power compression, improve conversion efficiency, and superior cooling. ? Heavy-duty die-cast frame with a wide flange for increased rigidity. ? Engineered to suit a wide variety of enclosure designs to deliver superior power, clarity, and punch.