The remodel of 4-AI212SLOT is an BIG subwoofer enclosure, made of MDF board.
The large port with rounding.
Enclosure is upholstered at black carpet and the front panel has carbon fiber look tape. Enclosure has cable terminals also
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Ported enclosure for 2×12″ subwoofer
Net volume: 2×40 liters
Port area: 350 cm2
Port height: 350mm
Port width: 100mm
Tuning frequency: 38 Hz
Diameter of speaker hole: 285mm
Dimensions: ( W x H x D ): 930 x 380 x 400 mm