30cm (12") Subwoofer.
Features of the JBL P 1220e include:
- Power Handling, Peak - 400/1600W
- Sensitivity - 91dB
- Nominal Impedance - 4 Ohms
- Frequency Response - 20Hz-400Hz
- Voice-Coil Diameter - 80mm
- Mounting Depth - 172mm
- Cut-Out Diameter - 275mm
