Kerchoonz introduces a speaker that you plug into your laptop, phone, mp3 player, or portable gaming device. The twist? Place the speaker onto any surface, which will then act as a sub-woofer. When used on any solid flat surface, wall, table or even a windows, the K-box turns the surface into sound with a truly incredible bass response. Senior Editor Tim Moynihan checks it out.

This story, "K-Box Speaker System: Turn Surfaces into Sound" was originally published by PCWorld.

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