MOREL PRIMO 124 ENCLOSURE350W@4 Ohm 12" Subwoofer with Box The Primo was engineered to offer Morel build and sound quality at an exceptional value. This Performance line subwoofer is both accessible to consumers while remaining versatile and providing excellent sound quality. Each Primo subwoofer comes equipped with powerful motors that provide extreme control and high output levels, even with modest power amplifiers. They were also engineered to be very flexible, performing