Pioneer TS-W310D4 Champion Series 30 cm Dual Voice Coil Type Subwoofer
Nominal Power (RMS) 400W
Frequency Response 20 Hz to 250 Hz
Sensitivity (In Car/1 W) 95 dB
Impedance 4 ? x 2
Mounting Depth 153 mm
Cut-Out Dimensions ?283 mm
Recommended Enclosure 24.1 liters to 49.5 liters