Varatti uses Rockford Fosgate as standard equipment. The base Bluetooth system includes (6) M2 8” RGB Color Optix and (1) M2 12" RGB Color Optix Subwoofer. There is an Optional 2nd 12" Subwoofer and (4) M2 8” RGB Color Optix Marine 2-Way Horn Tower Speakers powered by 2600 Watts of power.