Industry leading engineering, blended with better cone technologies, design a crossover to operate at low impedance or 70 to 100 volts and meet industry codes for UL 1480 approval. Voila` SpeakerCraft Pro 

The SC Pro Series enclosures are a vented design for maximum bass output from any size of our woofer drivers. 

As a Subwoofer or Bass Augmentation system the SC Pro Commercial Sub 8 will easily match and enhance existing systems or reinforce and compliment the rest of the SC Pro line.