12" Dual Vented / Ported Subwoofer Enclosure Maximum subwoofer mounting depth: 12.34" Subwoofer cutout diameter: 11.3" Durable 3/4" Medium Density Fiberboard (MDF) construction Box volume: 1.33 cubic feet (per chamber) Total box volume: 1.33 cubic feet Dimensions: 21.73" TD x 18.31" W x 37.01" H Authorized Internet Dealer 1-year Manufacturer's Warranty Port Specifications: Rectangular port Number of ports: 2 Estimated port tuned frequency (fb): 43 Hz
