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大大，請問港版同台版耗電量分別好大嗎？ 更多

請問用電如何？會省電嗎？ 更多

請問滑蓋滑到上頂是否好似日系機咁咯(click)一聲 更多

Any improvement on the battery life???Please advise 更多

最後000000下面 有字"Sony Ericsson" 更多

But I still can upgrade R1J from the web.Are you go to CS centre to upgrade this firmware???Please advise 更多