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Robot-based iPod Boombox
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If a robot on wheels embed iPod, and wheels - speakers from Kenwood, then the baby will turn into a real boom box that will follow you and track your favorite music. Call this creation Miuro, the author was a Japanese company ZMP
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The cost of self-propelled audio centers - $ 930, sold only in Japan so far, soon plans to expand sales.
As the additional amount you can buy a better model with more precise cameras and sensors that do not poke on the wall.
... Although the speakers certainly not enough ...