(1) B2 Audio Rampage 8" V3 Dual 1 Ohm Subwoofer. RMS Power: 1000 Watts. Impedance: Dual 2 Ohm (DVC 2©). Re: 1.8 Ohm. Cone Material: Carbon Fiber. High Power Handling – 1000W RMS / 2000W Max for hard-hitting bass in daily and SPL applications.