4 12’s grandma demo 1kW RMS

Subwoofers 4x Caliber CW 12D (DVC) 4 4 Ohm total power 3kW PEAK 1kW RMS 250 L 40 hz box Amplifier HOLLYWOOD IMPACT 4000 about 2x600W 4 Ohm RMS DJ Mixer Numark DM1002X “Front“ :D 2x 10GDSH about 30W RMS and 90dB/1W