Gravity Warzone 15 Inch 3500 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power (Single). 3500 Watts High Performance Car Subwoofer Packages with 4 Ohm DVC. Peak Power: 3500 Watts for each subwoofer.Competition Grade Pressed Paper Cone. High Roll Foam Surround / Advanced Air Flow Cooling System. Frequency Response: 30 - 500Hz / Sensitivity: 85 dB. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "masadar1" and is located in this country: US. This item can be shipped worldwide.