Jio came forwarded with very high speed which help every one with its 4G network .It rushes all the other networks. Jio-fi helps the 3G and 2G people for high speed network.Internet speed is awesome .Device is very compatabile small and cute with royal black in color. Even in roaming places it gives very high of speed network .Although rich in call with 4G network.It is very good network used by youth , employees.