2200 Watt Boss + Hifonics Bass Bundle Boss PT2200 2-Channel Phantom Series Class AB Amplifier + (2) Hifonics HFX12D4 12" HF Series Subwoofer + Amp Wiring Kit Boss PT2200 2 Channel Amp w/ Dual 12" Hifonics HFX12D4 Subs Gold-plated RCA low level inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Wired remote bass level control included Injected Poly Light Rigid Cone