I brought a jiofi befor 5 months it service was amazing
about their billing time itself they prepared for validation of proof with adhar card with having a qr code and it completed within afew seconds.
daily 1.5gb internat useage /14-15mbs speed
daily 100 sms free
unlimited voice calls
then and also after 1.5gb it can be used but little bit slow
it can also work 3g mobile also by downloading jio4gvoice easy and fast conection in a fraction of second while conecting with internet.
memory card slot also avials in that jiofi
399 offers 50 rupee return for myjio app rechargers(great na)
it can also conected with the second he mobilewifi conection with the system fine na
service and its quality is very good and affordable price
There ever I seen the speed like this its truth.