Guys. please don't buy reliance 4G dongles. I'll the reasons. 1. They have changed the tariff plan with no unlimited data after completing the given data 2. They never inform you after consuming free data 3. For 3Gb of 4G data you will be charged 775rs 4. I bet u will never get the prescribed speeds 5. Worst customer support with all tamil english guys. 6. They doesn't to resolve the problem at all 7. If u force them, their answer is system is not working 8. Even if u pay the bill, people will call u n disturb 9. If rains come forget your high speed internet 10. In a cycke of 30days, u may get 20 days of 4G with normal speeds, and other days with 2G speeds.