Reliance jio is the company how made the outgoing calls free.and the introduce 4G technology.Reliance jio’s 4G speed is very good.the downloading speed is impresive as well as the uploading.the call are also HD quality.All the services are free of cost.the requirement for getting the Reliance jio sim card is the you have to own a 4G phone.the sim card is available in nano and micro sim type.the cool this is about reliance jio that it’s easily available anywhere.the reliance jio service is really good.