12" subwoofer with dual 4-ohm voice coils
injection molded polypropylene (IMPP) cone
2-layer elastic polymer surround
stamped steel basket
power range: 50-400 watts RMS (200 watts RMS per coil)
peak power handling: 1,400 watts
frequency response: 20-220 Hz
sensitivity: 94 dB
top-mount depth: 6"
sealed box volume: 0.85-1.75 cubic feet
ported box volume: 1.25-2.0 cubic feet
MFR # TS-W309D4
Item # 130W309D4