it is not working for Sony Ericsson (WT19i).. it is not working for Sony Ericsson (WT19i).. it is not working for Sony Ericsson (WT19i).. it is not working for Sony Ericsson (WT19i).. it is not working for Sony Ericsson (WT19i).. it is not working for Sony Ericsson (WT19i)..