2) New BOSS AUDIO Phantom P106DVC 10" 4200W DVC Car Subwoofers Power Subs PAIR 10" 2100 Watt Dual 4 Ohm Phantom series Subwoofer. Peak Power Handling: 2100 Watts RMS Power Handling: 1050 Watts. Impedance: Dual 4 ohm. Cone Material: Black Metallic injection molded Polypropylene Cone. 2-1/2 inch High temperature Kapton voice coil Large magnet. Sensitivity: 96dB. Frequency Response: 35 - 2200Hz. Mounting Depth: 6-1/2" Ideal Sealed Maximum Box Volume cubic feet: 0.6 cubic feet. Ideal Sealed Minimum Box Volume cubic feet: 0.6 cubic feet. Ideal Vented/Ported Maximum Box Volume cubic feet: 1.0 cubic feet Ideal Vented/Ported Minimum Box Volume cubic feet: 1.0 cubic feet. Surround Material: Rubber