... Android 4.1.1 MTK 5 inch mtk6577 dual core android 4.1 jelly bean phone N9770 N9770 ... (Unit:Hour)Phone book:1000 GroupHSUPA:Support 5.76 MbpsHSDPA:Support 7.2 MbpsLight sensor:SupportProximity sensor:SupportFM ... VC-1 etc1080P,YouTube,720P,HTML5,Flash11.1,Support all video formatsMusicMP3,WMA,APE,FLAC,AAC,OGG,AC3 ... ,WAV,Support all music formatsOn line chatMSN/TWITTER,FACEBOOK, ...