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'Key' Phone Opens Doors at Tech Fair

There may soon be no need to carry keys, as the smartphone of the future presented at the CeBIT tech fair can open doors for you.

http://www.wusa9.com/video/2204044884001/1/Key-Phone-Opens-Doors-at-Tech-Fair http://cdn.newslook.com/83/83a0b0dbe00459d39d2c1de1cd270c24/images/frame_0001.jpg 'Key' Phone Opens Doors at Tech Fair There may soon be no need to carry keys, as the smartphone of the future presented at the CeBIT tech fair can open doors for you. technologynewslook 00:52

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