Cerwin Vega VPAS12 Mobile 12" Powered Active Subwoofer 600W Max

Power: 250W RMS@4ohm@100Hz, 600W Max
Bass Boost: 0-12dB
LPF Filter: 30-150Hz
Phase Switch: 0 or 180 degrees
PWM MOSFET Power Supply/Thermal Protection Circuit
Adjustable Input Sensitivity
Remote Subwoofer Control Included
RCA and High-Level Inputs
Passive Radiator Design
Slim 12" 4 Ohm subwoofer
Dimensions: 13.6" X 11.1" X 3.15"(L X W X H)
Includes remote bass knob