Access- ories Grille Cloth Foam Grilles Noise Killers 12 Volt Access. Drop Off Locator Package Prep Ethics Hours Of Operation Jobs Opps. That's the best way to appreciate the natural, accurate bass reproduction of the SP series of replacement woofers. The SP series is designed to accommodate the extended low dynamic range, superb clarity and depth of digital source materials. The SP series is the cutting edge in woofer technology.
All drivers are ferrofluid cooled for greater power handling capacity.
The diaphragms are a four layer Kapton design. Although it is more costly than conventional materials we use Kapton because of its structural uniformity and virtual immunity to thermal overloads. More important than what we put into our woofers however is the quality of sound that comes out. We invite you to audition these fine speakers risk free. We let our woofers do the talking.