DD Audio 12" 900W 200 Series Hi-Def Tuned Subwoofer: Enhancing These Sub’s Output Efficiency Is Their Smooth, Wide Bandwidth! 12" Hi-Def Tuned SubwooferThe 200 series is designed to provide some satisfying boom on as little as 100-300 Watts. Enhancing these sub’s output efficiency is their smooth, wide bandwidth. They’re hand built and tuned to work well in sealed enclosures as well as compact vented designs. Any DD Audio Product bearing the Marine Grade logo incorporates water resistant features enabling it to be used in applications where moderate exposure to moisture will not result in damage to the product. Marine Grade products are not waterproof, and submersion or excessive moisture exposure may result in product failure. DD Audio Marine Grade products are not certified for saltwater environments. DD Audio DD-212D Features: EROM Surround High-Temp, 2.0”, Voice Coil Double Layer Deep bass, high excursion spider system Unique glass fiber and natural pulp cone Back Plate Coil Gap Venting Extended Pole Piece DD Stamped Steel Basket DD Audio DD-212D Specifications: Driver Size: 12" RMS: 100 – 300W Peak Power: 900W VCD: 2 Impedance: D4 Piston Diameter: 10" Fs: 32.3Hz QMS: 6.186 QES: 0.770 QTS: 0.685 Vas: Liters 42.446 Xmech: 64mm Xmax: 10mm Frame OD: 12 ¼" Frame OD With Gasket: 12 ½" Mounting Diameter: 11 1/8" Mounting Depth: 5 ½" Motor Diameter: 5 ½" Motor Depth: 2" Woofer Displacement: 0.08 Cu Ft. Sealed Enclosure: 0.5 - 1.0 Cu Ft. Ported Enclosure: 1.75 - 2.75 Cu Ft. Shipping Weight: 5.44kg (12.0 Lbs.)
