... Product Specs. Basic ParametersModel No.Hp381RemarksTypeSmart phone, music mobile, photo mobile, 3G cellphone Time to market2011-6-1 ... , 256MB ROM Battery capacity1500mAh Standby duration150 hour StyleBar phone Shell colorBlack, while, pink Dimention120*60*12mm Weight109 ... featuresLower ringtone volume automatically when picking up phone, silent when turning phone face-down, support automatic backup of ...