The long-throw 4-inch subwoofer and passive radiator are specifically designed for punchy bass reproduction.

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The dock features reinforced bass through a passive radiator and high power amplification for powerful full digital sound.

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The stereo unit is built around a two-way system featuring a soft dome tweeter and a powerful compact woofer loaded by a passive radiator, for each channel.

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The DA-F60 incorporates neodymium magnets and a passive radiator to produce results typically found in high-end Hi-Fi audio systems, including tuned low-frequency reproduction and virtually no distortion even at high volumes.

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Each speaker in this system has a tweeter, woofer and four-inch passive bass radiator on the back that moves a surprising amount of air.

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