Resilient Sounds Dual 12" Gold Ported Enclosure 10 Inch while the speaker itself reaches

while the speaker itself reaches frequencies as low as 40Hz

flexibility in subwoofer configuration

Cutout: 13

DC Audio Dual Level 5 12" Ported Enclosure - 4

Selectable crossover slopes of 12dB or 24 dB for each zone

Resilient Sounds Dual 12" Gold Ported Enclosure 10 Inch while the speaker itself reachesResilient Sounds Dual Gold 12" Ported Enclosure 4. 0 Cu Ft @ 33Hz Engineered specifically for the Resilient Sounds Gold 12" subwoofer, this enclosure delivers optimal airspace and tuning for deep, controlled bass response. Enclosure Specifications: Net Volume: 4. 0 cubic feet Tuning: 33 Hz Port Area: 57. 38 sq in Port Size: 13. 501" x 4. 25" Cutout: 11. 2" Construction: 3 4" (18mm) Russian Baltic Birch 13 ply Baffle: Solid 1" (24mm) front baffle 17