Pros-
Internet speed: Its around 3.5Mbps to 5Mbps when the signal and strong.
Connection: You can connect upto 10 users to it enjoying high speed data.
Service and Support: The Jio customer support is very good and supporting.
OTG: Plug it to your laptop and get high speed internet on it too.
Cons-
Security: It has some less security features and encryption. I prefer putting MAC filters.
Connection Reliability: Sometimes, it gets automatically disconnected and connected afterwards.