The Reliance Jio fi comes with a Reliance only Jio SIM that once activated can be used to best connect to the network.You can of course use SIM cards 0f other operators in the Jio fi needed , though obviously you will needed to pay for usage on the best network .Enjoy 4G features on 2G/3G smartphone. True 4G speed -Download speed upto 200 mbps and upload speed upto 100 mbps.
Make video and HD voice calls.For new Jio sim connection please visit nearest Reliance Digital or Jio store.Best in class battery ( 3300mAh)