If you geting jio sim for 4g data thats right but its give you 3g speed in name 4g data and his speed 200kb to 400kb sometime like morning you get 4G speed like 3mbps thats ok because you get free you not paid for this now calling service worst if calling some one line you hear all lines are busy please try after some time try after 10 times you get a call what I say for that