2) Boss P100F 10" 2400W Car Shallow/Slim Subwoofer + 2) 10" Single Sealed Boxes New Boss P100F 10" 2400 Watt Car Shallow Subwoofer (Pair) 1200 Watt Max (2400 Watt per Pair) Poly Injection Cone Butyl Rubber Surround Impedance: 4 Ohm