Detailed Product Description Specifications Phone Model Blackberry9630V Frequency GSM 850/900/1800/1900MHzLanguage Chinese ,EnglishMemory support TF card extendDisplay Screen 2.2inch QVGA ... ,Calculator ,Calendar ,Stopwatch ,Auto on/off ,Coming call location inquiry ,Dual sim card ,Voice recording ,Unit convertion ,Currency convertion ,Memo ,Alarm clock ,