The Sony Xperia Z is an Android based phone that was released in 2013. It is one of the largest phones of the Xperia family with a 5-inch full HD display. Model numbers include C6603/C6602.
I have sony xperia z after I changed from Version 4.2.2 to Version 5.0.2 the sound is very low I changed loud Speaker but the problem still Is going on?
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