Jio sim card really good because hi speed for 4G network in India there is any 2g and 3g variation in this network full time hi speed .its really good one for India the sim whare where ever you go thare is our network that is Jio 4g all are happy to about this sim because the reacharg amount is very low . that is the matter .the sim will playing all indian sim because the reacharg amount of Jio wert low