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  • Compact subwoofer delivers smooth, powerful bass from anywhere in the room
  • Feed forward distortion suppression technology allows higher maximum output without distortion or damage
  • Innovative front-firing mode lets you place the subwoofer just about anywhere
Brand: Polk Audio
Model: DSW PRO 440 wi
Small Sub, Deep Bass

The DSW PRO 440 wi delivers solid low-frequency effects everywhere it goes. Whether placed in a corner or tucked away in a cabinet, this smart, powerful subwoofer gives you placement flexibility like nothing else. It’s the easiest way to add powerful impact to your compact speaker array or sleek SurroundBar® installation.

Dynamic Balance®
Patented Polk Audio technology and construction techniques produce powerful, deep bass performance, especially when you need it most.

Klippel Distortion Analyzer

State-of-the-art optimizations to the motor structure, voice coil alignment and suspension ensure the best, most efficient performance at all volumes.
Expertly Crafted
Slot-loaded port design, lightweight polypropylene cones and durable rubber surrounds engineered for perfect volume, superior damping and deep, distortion-free bass response.

Maximum Efficiency
Proprietary intelligent amplifiers generate minimal heat and need less power to sound great, even at extreme listening levels.

Night Mode
Lower the subwoofer’s intensity quickly and easily—right from the remote control.

Exclusive PRO™ Technology
Polk Room Optimizer (PRO) features four-way phase selection, four presets and an easy-to-read, blue status LED so you can adjust your subwoofer for optimal performance without leaving your seat.
Powered 8” Subwoofer

• Woofer: 8” down-firing polymer composite

• Cabinet: down-firing slot port. Feet can be moved for front-fire option.

• Amplifier: Class D, 180w continuous; 360w peak

• Freq. Response: 30-125Hz (-3dB)

• Inputs: LFE, line-level, speaker-level

• Outputs: line-level, speaker-level

• Features: Polk Room Optimizer, remote control, continuously variable cross-over, 4-position phase switch, Auto On/Off

• Dims / Weight: 37.2 H x 35.0 W x 35.0 D (cm) / 13.6kg each