... phone 4, andriod 3g wifi gps Dual SIM android 4.1 WCDMA-GSM 3G mobile phone 9300, ... core) Operating System: Andorid 4.0 1.0GHz, android 4.1 1.2GHz Screen parameters: 4.7- ... SMS: Support Multimedia messaging: Support Talk time prompt: Support Telephone directories: Support, can store 500, caller groups, Caller ... Headphone jack: Support for standard 3.5 mm. i9300 Android 4.1, WCDMA 3G, Dual SIM, WiFi+GPS ...