Sony has made a hugely controversial change to its advice for Xperia users and now says the waterproof handsets shouldn't be used underwater. Talk about a change of tune. After marketing its ...

Sony's latest attempt is the Xperia Z, an Android phone with one ... to really stand out to a niche group of people who desire a waterproof phone above everything else.

Sony is pushing the concept of its waterproof smartphone to new depths. The company announced at CES today that its ultra-waterproof new smartphone, the Xperia Z1S, will be available in the U.S ...