Package: (2) Hifonics BRZ12SQD4 12" Dual-4-Ohm Square-Design Car Audio Subwoofers Totaling 2400W + Hifonics Brutus BRX1116.1D 1100W RMS Class D Mono Block Car Amplifier + Wire Kit W/ Rca Cables Hifonics BRZ12SQD4 12" 1200 Watt Square Car Audio Subwoofer. Ideal For Ported or Sealed Speaker Enclosure Applications Can Be Wired For 2-Ohm or 8-Ohm Operation. Black Stamped Steel Speaker Frame. 4-Layer High-Temp 2.5 Aluminum VC Assembly. Hi-Excursion Rubber Surround Nickel-Plated Push & Insert Speaker Wire Terminals. Dual Flat Nomex Spider Material. Ported Nickel-Plated Back-Plate Disperses Heat. High strength ABS Motor Cover. Polypropylene Cone + Rubber Surround Hifonics Brutus BRX1116.1D 1100 Watt RMS Class D Mono Block Car Amplifier+Bass Remote. Ultra-Fi MOSFETS Circuit maximizing power efficiency while improving sound quality. LED power (green) and protect (red) indicators. Built-in system diagnostics. Preamp RCA outputs to daisy chain multiple amps. Heavy duty aluminum alloy heat-sink with illuminated Hifonics logo Gold Plated AGU Heat Resistant Fuse Holder. 60 Amp AGU Gold Plated Fuse. 7 Split Tube Loom. Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets