Reliance jio has only 4g lte coverage and the coverage is ok if not great
The customer service is great and sim got activated in just 15 minutes through ekyc
As welcome offer is going on the daily cap is 4gb and it will be avaliable till 31st december after
which the offer would migrated to happy new year offer which would be available till 31 st march 2017
but the daily cap would be 1 gb that is on the lower side.