Product info:

12" TW1 subwoofer in ported enclosure

woofer impedance: 0.25 ohms

built-in Class D amp delivers 400 watts RMS at 0.25 ohms

8-gauge amp wiring kit required (sold separately)

fuse rating: 30 A

dimensions: 23-3/4"W x 15-3/4"H x 9-1/4"D

weight: 40.4 lbs.

warranty: 1 year