GUYS I AM USING JIO SIM FROM LAST 2 YEAR .IT HAS GOOD NETWORK OF 4 G VOICE AND DATA BOTH QUALITY IS TOO GOOD. SO I GUYS I AM PERSONALLY SUGGEST YOU TO CHOICE JIO SIM NETWORK.IF YOU WANT TO REAL 4G SPEED YOU SHOULD USE JIO SIM.JIO HAS BETTER P;AN FOR RECHARGE