BBC Technology Correspondent Mark Gregory is shown the new Sony Xperia Z2 smartphone at the Mobile World Congress in Barcelona.
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Sony Xperia Z2 goes under water

24 February 2014 Last updated at 12:01 GMT

BBC Technology Correspondent Mark Gregory is shown the new Sony Xperia Z2 smartphone at the Mobile World Congress in Barcelona.

He also tests the claim the phone is water proof by submerging it in a bowl of water.

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