Infinity INFPRIMUS50011AAM Mono Class-D Subwoofer Amplifier 4 Inch Speakers and use suitable cable

and use suitable cable

Poly Cone: Combines low mass and rigidity for bass reproduction

The DV 130

High-Roll Foam Surround: Supports cone travel and forms a durable outer suspension around the cone

PWM MOSFET power supply

Infinity INFPRIMUS50011AAM Mono Class-D Subwoofer Amplifier 4 Inch Speakers and use suitable cableThe Infinity Primus 50011A is a mono Class D amplifier made to power a dedicated car subwoofer system. It provides 500 watts RMS at 2 ohms or 300 watts RMS at 4 ohms, giving installers two documented power match options for compatible subwoofer loads. Its compact dimensions help make a bass upgrade possible when installation space is limited. This amplifier is suited to listeners building a subwoofer focused system, whether they are retaining a