Hello today I am telling you about Reliance jio operator in relince jio operator provide the free sim card and also provide free 3 months unlimited data calling and sms free.in relince jio operatpr internet data 4g spped is supper amaizing 4g speed but calling in jio very bad calling is not good in jio operator calling not work properly very poor bad calling on jio first not conected call to people and call cut in each 20 or 30 min inshort calling is bad but internet data spped is supper amazing 4g speed and sms service is also good so according to me realince jio is very good operator in using high sppeed internet data and also provide good sms service but in call not work properly.inshort if you want to use high speed 4g internet data and sms also use jio but don’t use in calling.