Patented Design Patented flat panel design operates like a cone with impact, clarity, and plenty of bass. High Quality Construction Aircraft-grade aluminum frame, multi-layer diaphragm, and adhesives originally intended for manufacturing of airplanes provide a lifetime of use. Can Be Used In Environmental Extremes The LWSub withstands heat, cold, humidity, and moisture, and can be used in marine applications. Bass Enhancement The LWSub is designed to add bass enhancement to distributed audio systems and small theaters. Use multiple subs for best performance in theater applications. Protected From Abuse An in-line protection circuit shields the sub from excessive power and electrical spikes. Backbox Is Included Requires the LWSub-BOX for installation. Leveling springs align the speaker perfectly with the face of the drywall. During the finishing, the diaphragm accepts a thin layer of drywall mud or Venetian plaster.

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Placement Ceilings and walls. The LWSub is weather-resistant, and can be placed in environmental extremes, including saunas. Maximum Output 105dB each, with 250w of amplification Near-Field Response 30-250 Hz 6dB Downpoint 25 Hz Sensitivity [1w (2.83 V) at 1m] 86dB Nominal Impedance 8 ohms Drive Unit 14 x 17-1/4" (356 x 438mm) multi-layer flat diaphragm driven by a ceramic motor structure Construction Extruded aluminum frame, foamed polyurethane sandwiched diaphragm, aeronautic adhesives. Weight 13.5 lbs., 6.1 kg each Subfoofer Frame 17-1/4 x 14", 438 x 356mm BackBox Dimensions 14-1/8 x 45 x 3-3/8", 356 x 1,143 x 86mm Depth Behind Drywall 3-3/8", 83mm