Interoperability with Sony-Ericsson BT headsets improved. Sniff-mode timer value used in phone changed from same value as used in SE headsets to prevent headsets from disconnecting是什么意思_Interoperability with Sony-Ericsson BT headsets improved. Sniff-mode timer value used in phone changed from same value as used in SE headsets to prevent headsets from disconnecting在线翻译_英语_读音_用法_例句