Lanzar Max Pro 6.5'' 600 Watt Small Enclosure 4 Ohm Subwoofer
6.5" High Power Subwoofer. Impedance: 4 Ohm. Pyle 3.5" Single Voice Coil Car Subwoofer - 20 Watts at 4-Ohm Car Audio Powered. Kitchen & Cooking. Marine & Waterproof. Sound & Recording. Health & Fitness.