This Q-Power 15" QBOMB15V Dual Vented Subwoofer Box Enclosure is designed and built for the deepest bass. It features a dual vented chamber design with a slot port in the middle and boasts 4.6 cubic feet of air space. The Q-Power 15" Q-Bomb subwoofer box is finished with a black bedliner spray for increased durability. Turn your ride into a sound machine with the help of the Q-Power 15" Subwoofer Enclosure! If you want the most output for your money, this is the way to go. "Q Bomb" is etched in the top of the box Dimensions: 38" (W) x 16.25" (H) x 18" (D) 2-year Warranty: (1-year Manufacturer + 1-year VMInnovations)