Jiofi is a product of Reliance.It is just like a hotspot in which u easily recharge this hotspot from mobilestores.Its speed is very fast because this jiofi is 4g hotsopt.it is easy to use and u easily connect it everywhere and anywhere.its service are so good and also save your lot of time.
I prefer that it is very good product and easily use 4G in 3G mobiles.