SAMSUNG GALAXY GRAND 2 G7102 5.2吋4核雙卡智慧機 ... 5.25 吋多點觸控螢幕1280 x 720 (HD);相機解析度800 萬畫素;1.2 GHz 四核心; Android 4.3 (Jelly Bean) 作業系統;雙卡雙 ...
How to use Smart Dual SIM feature on Samsung Smartphones full ... This is a workaround of dual-SIM active setup. While on call on SIM 1, you can still get call from SIM 2 and it'll show as call waiting. SIM 2 will actually ...