Wall of Sound (WOS) made by the Brothers is an external speaker for iPods with docking iPod and its the largest in the world as  external iPod speaker size. The pictures you see above is not an enlarged picture WOS but it is actually picture comparison your iPod in the side. Let’s see, your iPod will appear very small because it’s WOS very very big size especially as the docking station. Size reaches 125 x 95 x 300 cm with a weight  102 kg. Inside were 28 speakers with different types and can produce frequency 40 Hz – 20,000 kHz. Great physique, great price because WOS also sold for $4495.

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