5.5 inch 1GB RAM MTK6577 S3 I9300 android 4.1 phone Dual SIM Card ... + 1WCDMA) Support WiFi and GPS navigation 5.5 inch 1GB RAM MTK6577 S3 I9300 android 4.1 phone1)General Network: WCDMA850 ... USB2.0, MMS, SMS, WAP2.0, Bluetooth etc.17)Memory: 512MB/1GB RAM + 4GB ROM, support TF to 32GB max18)Talk time ... , Persian, Indian, Korean, Chinese,Japanese, Thai 5.5 inch 1GB RAM MTK6577 S3 I9300 android 4.1 phone