Hello freinds this device is very relaible and portable. jio provide a multiple services and on of the service is internet. yes at currnt situeation jio is very help full for every one like it can avilable also in ruler area and it provide it on very minimum cost after jio there are many telecom industry provide us this facility but freinds there is one situeation in jio after you use 200 to 400 mb it become a slow due this we face network problem yes this device is very use full for 2g, 3g, and also laptop or pc user for use a jio network at minimum cost.