Grotto i deploys the full array of MartinLogan's advanced subwoofer technologies to achieve deep, rich, satisfying bass while preserving electrostatic- like accuracy and detail. Its advanced low-distortion switching amplifier and sophisticated servo control system extract the very best possible performance from Grotto i's high-resolution 10-inch aluminum-cone driver.A powerful 300 watt (900 watt peak) low-distortion, high-reliability amplifier gives Grotto i extremely articulate bass without need of exaggerated amplifier power ratings or transient- blurring ported or passive radiator enclosures common to many modern subwoofers. A proprietary servo system further ensures that output from Grotto i's 10-inch high-resolution aluminum cone woofer is dramatically free of distortion and provides... Less

Add some thump to your music without adding ugly to your living room. The KEF KUBE-2 powered subwoofer is an appealingly small cube that pumps out 200 watts of power with its built-in Class-D amplifier. The 10 long-throw driver coupled with a 10 Auxiliary Bass Radiator makes sure your lows reach every corner of the room.

Powered subwoofer 7-1/2" long-throw woofer pressure-coupled to two 7-1/2" low bass radiators,built-in 650-watt amplifier (continuous power),frequency response 20-200 Hz

Latest, increased efficiency BASH Digital Hybrid Class AB Amplifiers Digital Sound Processing for optimum sound at all volumes More output for the same or less money then the models they replace with a smaller footprint and better aesthetics Large 4-layer Aluminum-Wound voice coils for high output New Auto Voltage Switching feature with 1-watt standby mode Input for future wireless capability 400 watts FTC continuous/900 watts dynamic Computer optimized surrounds for tighter bass 4dB more output over XW-500d for same price 2db more output over RSW-10d for $300 less Small Footprint Better Appearance DSP Controlled Amp (internal) Low Power Standby Smooth Response below 30Hz Low Power Standby

If youre looking for bass response thats heard and felt, but not seen, look no further than Audio Engines AS8 sub. With an 8 woofer, the AS8 puts out a powerful boom. At 11 high and wide, the AS8 can easily be slipped behind your sofa or put in a corner. And since its Audio Engine, expect no less than the highest quality performance. It even has wi-fi capabilities.

The essential Home-theater HDTV Audio is 5.1 Channel Surround sound. When buying a home-theater receiver, you need speakers and Boston Acoustics XS deliver great sound with compact sizing. The system consists of five Boston Acoustics XS speakers and one powered subwoofer. -Each finely tuned speaker features compact Driver placement and quality system-specific crossovers for complete audio coverage. The system is also expandable--you can add satellite speakers to the package for 7.1 channel surround sound (additional SoundWare XS Satellite Speakers sold separately).-Each XS speaker:-Each of the five two-way satellite speakers features a high-performance 2-1/2-inch woofer and a 1/2-inch dome Tweeter for deep lows and crisp highs. Each satellite speaker also includes MagnaGuard magnetic... Less

The Pinnacle Speakers 4D33310 Home Theater Speaker System gives you a complete movie theater experience, right in your living room.

The choice for audio enthusiasts, Fluance speakers are recognized as an outstanding performance product that delivers stunning sound performance, professional grade cabinet design and exceptional value. We have accomplished this by strictly adhering to a single goal. Design and engineer speakers that ensure accurate sound reproduction at prices with which none can compete! To achieve this, Fluance uses high-performance drive units and audio grade MDF wood construction with advanced enclosure design to reduce cabinet resonance. Our speakers also feature highly refined crossovers to achieve all new standards in sound performance. The results are clean, undistorted bass, a rich, clear midrange, transparent natural highs, and pinpoint imaging that everyone can appreciate. We apply these... Less

444 sb powered subwoofer share it essential design approach and philosophy: heavy-duty woofer in optimally sized enclosure, powered by high-current amplifier. it all use the sealed "acoustic suspension" bass alignment method which delivers superior transient response for greater clarity and detail, and a more gradual low-frequency rolloff that requires less power-robbing equalization from the on-board amplifier. general information manufacturer atlantic technology general information manufacturer part number 444sbblk general information manufacturer website address atlantictechnolog y general information brand name atlantic technology general information product model 444 sb general information product name 444 sb powered subwoofer general information packaged quantity 1 general... Less

The MB 11500+ Audiophile 5.1 Home Theater System from Pinnacle Speakers® is designed to effortlessly handle all of your home theater and music preferences. The three front channel speakers are acoustically matched, D’Appolito array design for exceptional clarity, detail and timbre matching. It features premium components for pin-point accuracy, vivid performance and explosive bass. Besides this it has specially reinforced cabinetry to suppress internal vibrations and ensure distortion free sound at all listening levels. Plus these cabinets are beautiful, rugged and finished with a stunning piano gloss finish. This system comes complete with a variety of options for fast, easy and convenient hook up. The center channel speakers include a keyhole bracket for easy wall mounting; the front... Less