These are the arrangements of there services they also gives free local calls and messages. If u recharge for 303u get 1GB data for 3month. The data will activate for 12am or after 12 it continuous for one day. We should thank jio team as jio has become a part of life no worry of data usage for every query whether of medicine cooking, moives etc. I use net and its amazing n made life simpler. Then it has a green and white colour calling icon. It is very usefull to make a calls. Because it sound tgehd quality vouce.