https://qooah.com/2011/03/27/lg-optimus-2x-%e7%94%a8%e5%be%8c%e6%84%9f-2-bug01-kkbox%e7%84%a1%e6%b3%95%e6%ad%a3%e5%bc%8f%e4%bd%bf%e7%94%a8/